31979565

素因数分解:

$3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{113}}^1\times {\mathrm{331}}^1$

素因数の和:474

約数の個数: 48

約数和(自身を含む): 59042880

約数和(自身を除く): 27063315

約数列:

[1, 3, 5, 9, 15, 19, 45, 57, 95, 113, 171, 285, 331, 339, 565, 855, 993, 1017, 1655, 1695, 2147, 2979, 4965, 5085, 6289, 6441, 10735, 14895, 18867, 19323, 31445, 32205, 37403, 56601, 94335, 96615, 112209, 187015, 283005, 336627, 561045, 710657, 1683135, 2131971, 3553285, 6395913, 10659855, 31979565]

約数ペア:

[(1, 31979565), (3, 10659855), (5, 6395913), (9, 3553285), (15, 2131971), (19, 1683135), (45, 710657), (57, 561045), (95, 336627), (113, 283005), (171, 187015), (285, 112209), (331, 96615), (339, 94335), (565, 56601), (855, 37403), (993, 32205), (1017, 31445), (1655, 19323), (1695, 18867), (2147, 14895), (2979, 10735), (4965, 6441), (5085, 6289)]