256552218

素因数分解:

$2^1\times 3^3\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{11789}}^1$

素因数の和:11844

約数の個数: 64

約数和(自身を含む): 633830400

約数和(自身を除く): 377278182

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 27, 31, 39, 54, 62, 78, 93, 117, 186, 234, 279, 351, 403, 558, 702, 806, 837, 1209, 1674, 2418, 3627, 7254, 10881, 11789, 21762, 23578, 35367, 70734, 106101, 153257, 212202, 306514, 318303, 365459, 459771, 636606, 730918, 919542, 1096377, 1379313, 2192754, 2758626, 3289131, 4137939, 4750967, 6578262, 8275878, 9501934, 9867393, 14252901, 19734786, 28505802, 42758703, 85517406, 128276109, 256552218]

約数ペア:

[(1, 256552218), (2, 128276109), (3, 85517406), (6, 42758703), (9, 28505802), (13, 19734786), (18, 14252901), (26, 9867393), (27, 9501934), (31, 8275878), (39, 6578262), (54, 4750967), (62, 4137939), (78, 3289131), (93, 2758626), (117, 2192754), (186, 1379313), (234, 1096377), (279, 919542), (351, 730918), (403, 636606), (558, 459771), (702, 365459), (806, 318303), (837, 306514), (1209, 212202), (1674, 153257), (2418, 106101), (3627, 70734), (7254, 35367), (10881, 23578), (11789, 21762)]