212940978

素因数分解:

$2^1\times 3^1\times {\mathrm{457}}^1\times {\mathrm{77659}}^1$

素因数の和:78121

約数の個数: 16

約数和(自身を含む): 426819360

約数和(自身を除く): 213878382

約数列:

[1, 2, 3, 6, 457, 914, 1371, 2742, 77659, 155318, 232977, 465954, 35490163, 70980326, 106470489, 212940978]

約数ペア:

[(1, 212940978), (2, 106470489), (3, 70980326), (6, 35490163), (457, 465954), (914, 232977), (1371, 155318), (2742, 77659)]