31179729

素因数分解:

$3^1\times 7^3\times {\mathrm{157}}^1\times {\mathrm{193}}^1$

素因数の和:374

約数の個数: 32

約数和(自身を含む): 49043200

約数和(自身を除く): 17863471

約数列:

[1, 3, 7, 21, 49, 147, 157, 193, 343, 471, 579, 1029, 1099, 1351, 3297, 4053, 7693, 9457, 23079, 28371, 30301, 53851, 66199, 90903, 161553, 198597, 212107, 636321, 1484749, 4454247, 10393243, 31179729]

約数ペア:

[(1, 31179729), (3, 10393243), (7, 4454247), (21, 1484749), (49, 636321), (147, 212107), (157, 198597), (193, 161553), (343, 90903), (471, 66199), (579, 53851), (1029, 30301), (1099, 28371), (1351, 23079), (3297, 9457), (4053, 7693)]