1878156

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{257}}^1$

素因数の和:303

約数の個数: 72

約数和(自身を含む): 5634720

約数和(自身を除く): 3756564

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 29, 36, 42, 58, 63, 84, 87, 116, 126, 174, 203, 252, 257, 261, 348, 406, 514, 522, 609, 771, 812, 1028, 1044, 1218, 1542, 1799, 1827, 2313, 2436, 3084, 3598, 3654, 4626, 5397, 7196, 7308, 7453, 9252, 10794, 14906, 16191, 21588, 22359, 29812, 32382, 44718, 52171, 64764, 67077, 89436, 104342, 134154, 156513, 208684, 268308, 313026, 469539, 626052, 939078, 1878156]

約数ペア:

[(1, 1878156), (2, 939078), (3, 626052), (4, 469539), (6, 313026), (7, 268308), (9, 208684), (12, 156513), (14, 134154), (18, 104342), (21, 89436), (28, 67077), (29, 64764), (36, 52171), (42, 44718), (58, 32382), (63, 29812), (84, 22359), (87, 21588), (116, 16191), (126, 14906), (174, 10794), (203, 9252), (252, 7453), (257, 7308), (261, 7196), (348, 5397), (406, 4626), (514, 3654), (522, 3598), (609, 3084), (771, 2436), (812, 2313), (1028, 1827), (1044, 1799), (1218, 1542)]