87721452

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{26777}}^1$

素因数の和:26807

約数の個数: 72

約数和(自身を含む): 272921376

約数和(自身を除く): 185199924

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 13, 14, 18, 21, 26, 28, 36, 39, 42, 52, 63, 78, 84, 91, 117, 126, 156, 182, 234, 252, 273, 364, 468, 546, 819, 1092, 1638, 3276, 26777, 53554, 80331, 107108, 160662, 187439, 240993, 321324, 348101, 374878, 481986, 562317, 696202, 749756, 963972, 1044303, 1124634, 1392404, 1686951, 2088606, 2249268, 2436707, 3132909, 3373902, 4177212, 4873414, 6265818, 6747804, 7310121, 9746828, 12531636, 14620242, 21930363, 29240484, 43860726, 87721452]

約数ペア:

[(1, 87721452), (2, 43860726), (3, 29240484), (4, 21930363), (6, 14620242), (7, 12531636), (9, 9746828), (12, 7310121), (13, 6747804), (14, 6265818), (18, 4873414), (21, 4177212), (26, 3373902), (28, 3132909), (36, 2436707), (39, 2249268), (42, 2088606), (52, 1686951), (63, 1392404), (78, 1124634), (84, 1044303), (91, 963972), (117, 749756), (126, 696202), (156, 562317), (182, 481986), (234, 374878), (252, 348101), (273, 321324), (364, 240993), (468, 187439), (546, 160662), (819, 107108), (1092, 80331), (1638, 53554), (3276, 26777)]