31271406

素因数分解:

$2^1\times 3^1\times {\mathrm{43}}^1\times {\mathrm{61}}^1\times {\mathrm{1987}}^1$

素因数の和:2096

約数の個数: 32

約数和(自身を含む): 65079168

約数和(自身を除く): 33807762

約数列:

[1, 2, 3, 6, 43, 61, 86, 122, 129, 183, 258, 366, 1987, 2623, 3974, 5246, 5961, 7869, 11922, 15738, 85441, 121207, 170882, 242414, 256323, 363621, 512646, 727242, 5211901, 10423802, 15635703, 31271406]

約数ペア:

[(1, 31271406), (2, 15635703), (3, 10423802), (6, 5211901), (43, 727242), (61, 512646), (86, 363621), (122, 256323), (129, 242414), (183, 170882), (258, 121207), (366, 85441), (1987, 15738), (2623, 11922), (3974, 7869), (5246, 5961)]