71569138

素因数分解:

$2^1\times {\mathrm{103}}^1\times {\mathrm{263}}^1\times {\mathrm{1321}}^1$

素因数の和:1689

約数の個数: 16

約数和(自身を含む): 108890496

約数和(自身を除く): 37321358

約数列:

[1, 2, 103, 206, 263, 526, 1321, 2642, 27089, 54178, 136063, 272126, 347423, 694846, 35784569, 71569138]

約数ペア:

[(1, 71569138), (2, 35784569), (103, 694846), (206, 347423), (263, 272126), (526, 136063), (1321, 54178), (2642, 27089)]