158978478

素因数分解:

$2^1\times 3^1\times {\mathrm{31}}^1\times {\mathrm{659}}^1\times {\mathrm{1297}}^1$

素因数の和:1992

約数の個数: 32

約数和(自身を含む): 328965120

約数和(自身を除く): 169986642

約数列:

[1, 2, 3, 6, 31, 62, 93, 186, 659, 1297, 1318, 1977, 2594, 3891, 3954, 7782, 20429, 40207, 40858, 61287, 80414, 120621, 122574, 241242, 854723, 1709446, 2564169, 5128338, 26496413, 52992826, 79489239, 158978478]

約数ペア:

[(1, 158978478), (2, 79489239), (3, 52992826), (6, 26496413), (31, 5128338), (62, 2564169), (93, 1709446), (186, 854723), (659, 241242), (1297, 122574), (1318, 120621), (1977, 80414), (2594, 61287), (3891, 40858), (3954, 40207), (7782, 20429)]