887991156

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{97}}^1\times {\mathrm{631}}^1$

素因数の和:782

約数の個数: 144

約数和(自身を含む): 2525006848

約数和(自身を除く): 1637015692

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 31, 36, 39, 52, 62, 78, 93, 97, 117, 124, 156, 186, 194, 234, 279, 291, 372, 388, 403, 468, 558, 582, 631, 806, 873, 1116, 1164, 1209, 1261, 1262, 1612, 1746, 1893, 2418, 2522, 2524, 3007, 3492, 3627, 3783, 3786, 4836, 5044, 5679, 6014, 7254, 7566, 7572, 8203, 9021, 11349, 11358, 12028, 14508, 15132, 16406, 18042, 19561, 22698, 22716, 24609, 27063, 32812, 36084, 39091, 39122, 45396, 49218, 54126, 58683, 61207, 73827, 78182, 78244, 98436, 108252, 117273, 117366, 122414, 147654, 156364, 176049, 183621, 234546, 234732, 244828, 254293, 295308, 351819, 352098, 367242, 469092, 508586, 550863, 703638, 704196, 734484, 762879, 795691, 1017172, 1101726, 1407276, 1525758, 1591382, 1897417, 2203452, 2288637, 2387073, 3051516, 3182764, 3794834, 4577274, 4774146, 5692251, 7161219, 7589668, 9154548, 9548292, 11384502, 14322438, 17076753, 22769004, 24666421, 28644876, 34153506, 49332842, 68307012, 73999263, 98665684, 147998526, 221997789, 295997052, 443995578, 887991156]

約数ペア:

[(1, 887991156), (2, 443995578), (3, 295997052), (4, 221997789), (6, 147998526), (9, 98665684), (12, 73999263), (13, 68307012), (18, 49332842), (26, 34153506), (31, 28644876), (36, 24666421), (39, 22769004), (52, 17076753), (62, 14322438), (78, 11384502), (93, 9548292), (97, 9154548), (117, 7589668), (124, 7161219), (156, 5692251), (186, 4774146), (194, 4577274), (234, 3794834), (279, 3182764), (291, 3051516), (372, 2387073), (388, 2288637), (403, 2203452), (468, 1897417), (558, 1591382), (582, 1525758), (631, 1407276), (806, 1101726), (873, 1017172), (1116, 795691), (1164, 762879), (1209, 734484), (1261, 704196), (1262, 703638), (1612, 550863), (1746, 508586), (1893, 469092), (2418, 367242), (2522, 352098), (2524, 351819), (3007, 295308), (3492, 254293), (3627, 244828), (3783, 234732), (3786, 234546), (4836, 183621), (5044, 176049), (5679, 156364), (6014, 147654), (7254, 122414), (7566, 117366), (7572, 117273), (8203, 108252), (9021, 98436), (11349, 78244), (11358, 78182), (12028, 73827), (14508, 61207), (15132, 58683), (16406, 54126), (18042, 49218), (19561, 45396), (22698, 39122), (22716, 39091), (24609, 36084), (27063, 32812)]