138965364

素因数分解:

$2^2\times 3^2\times {\mathrm{53}}^1\times {\mathrm{173}}^1\times {\mathrm{421}}^1$

素因数の和:657

約数の個数: 72

約数和(自身を含む): 360825192

約数和(自身を除く): 221859828

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 53, 106, 159, 173, 212, 318, 346, 421, 477, 519, 636, 692, 842, 954, 1038, 1263, 1557, 1684, 1908, 2076, 2526, 3114, 3789, 5052, 6228, 7578, 9169, 15156, 18338, 22313, 27507, 36676, 44626, 55014, 66939, 72833, 82521, 89252, 110028, 133878, 145666, 165042, 200817, 218499, 267756, 291332, 330084, 401634, 436998, 655497, 803268, 873996, 1310994, 2621988, 3860149, 7720298, 11580447, 15440596, 23160894, 34741341, 46321788, 69482682, 138965364]

約数ペア:

[(1, 138965364), (2, 69482682), (3, 46321788), (4, 34741341), (6, 23160894), (9, 15440596), (12, 11580447), (18, 7720298), (36, 3860149), (53, 2621988), (106, 1310994), (159, 873996), (173, 803268), (212, 655497), (318, 436998), (346, 401634), (421, 330084), (477, 291332), (519, 267756), (636, 218499), (692, 200817), (842, 165042), (954, 145666), (1038, 133878), (1263, 110028), (1557, 89252), (1684, 82521), (1908, 72833), (2076, 66939), (2526, 55014), (3114, 44626), (3789, 36676), (5052, 27507), (6228, 22313), (7578, 18338), (9169, 15156)]