1285687718

素因数分解:

$2^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{1151}}^1\times {\mathrm{3469}}^1$

素因数の和:4652

約数の個数: 32

約数和(自身を含む): 2302525440

約数和(自身を除く): 1016837722

約数列:

[1, 2, 7, 14, 23, 46, 161, 322, 1151, 2302, 3469, 6938, 8057, 16114, 24283, 26473, 48566, 52946, 79787, 159574, 185311, 370622, 558509, 1117018, 3992819, 7985638, 27949733, 55899466, 91834837, 183669674, 642843859, 1285687718]

約数ペア:

[(1, 1285687718), (2, 642843859), (7, 183669674), (14, 91834837), (23, 55899466), (46, 27949733), (161, 7985638), (322, 3992819), (1151, 1117018), (2302, 558509), (3469, 370622), (6938, 185311), (8057, 159574), (16114, 79787), (24283, 52946), (26473, 48566)]