31141089

素因数分解:

$3^2\times 7^1\times {\mathrm{79}}^1\times {\mathrm{6257}}^1$

素因数の和:6349

約数の個数: 24

約数和(自身を含む): 52066560

約数和(自身を除く): 20925471

約数列:

[1, 3, 7, 9, 21, 63, 79, 237, 553, 711, 1659, 4977, 6257, 18771, 43799, 56313, 131397, 394191, 494303, 1482909, 3460121, 4448727, 10380363, 31141089]

約数ペア:

[(1, 31141089), (3, 10380363), (7, 4448727), (9, 3460121), (21, 1482909), (63, 494303), (79, 394191), (237, 131397), (553, 56313), (711, 43799), (1659, 18771), (4977, 6257)]