13042715

素因数分解:

$5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{61}}^1\times {\mathrm{149}}^1$

素因数の和:263

約数の個数: 32

約数和(自身を含む): 18748800

約数和(自身を除く): 5706085

約数列:

[1, 5, 7, 35, 41, 61, 149, 205, 287, 305, 427, 745, 1043, 1435, 2135, 2501, 5215, 6109, 9089, 12505, 17507, 30545, 42763, 45445, 63623, 87535, 213815, 318115, 372649, 1863245, 2608543, 13042715]

約数ペア:

[(1, 13042715), (5, 2608543), (7, 1863245), (35, 372649), (41, 318115), (61, 213815), (149, 87535), (205, 63623), (287, 45445), (305, 42763), (427, 30545), (745, 17507), (1043, 12505), (1435, 9089), (2135, 6109), (2501, 5215)]