13680104

素因数分解:

$2^3\times {\mathrm{17}}^2\times {\mathrm{61}}^1\times {\mathrm{97}}^1$

素因数の和:198

約数の個数: 48

約数和(自身を含む): 27979980

約数和(自身を除く): 14299876

約数列:

[1, 2, 4, 8, 17, 34, 61, 68, 97, 122, 136, 194, 244, 289, 388, 488, 578, 776, 1037, 1156, 1649, 2074, 2312, 3298, 4148, 5917, 6596, 8296, 11834, 13192, 17629, 23668, 28033, 35258, 47336, 56066, 70516, 100589, 112132, 141032, 201178, 224264, 402356, 804712, 1710013, 3420026, 6840052, 13680104]

約数ペア:

[(1, 13680104), (2, 6840052), (4, 3420026), (8, 1710013), (17, 804712), (34, 402356), (61, 224264), (68, 201178), (97, 141032), (122, 112132), (136, 100589), (194, 70516), (244, 56066), (289, 47336), (388, 35258), (488, 28033), (578, 23668), (776, 17629), (1037, 13192), (1156, 11834), (1649, 8296), (2074, 6596), (2312, 5917), (3298, 4148)]