131921008

素因数分解:

$2^4\times {\mathrm{23}}^1\times {\mathrm{139}}^1\times {\mathrm{2579}}^1$

素因数の和:2749

約数の個数: 40

約数和(自身を含む): 268732800

約数和(自身を除く): 136811792

約数列:

[1, 2, 4, 8, 16, 23, 46, 92, 139, 184, 278, 368, 556, 1112, 2224, 2579, 3197, 5158, 6394, 10316, 12788, 20632, 25576, 41264, 51152, 59317, 118634, 237268, 358481, 474536, 716962, 949072, 1433924, 2867848, 5735696, 8245063, 16490126, 32980252, 65960504, 131921008]

約数ペア:

[(1, 131921008), (2, 65960504), (4, 32980252), (8, 16490126), (16, 8245063), (23, 5735696), (46, 2867848), (92, 1433924), (139, 949072), (184, 716962), (278, 474536), (368, 358481), (556, 237268), (1112, 118634), (2224, 59317), (2579, 51152), (3197, 41264), (5158, 25576), (6394, 20632), (10316, 12788)]