12958775

素因数分解:

$5^2\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{727}}^1$

素因数の和:791

約数の個数: 24

約数和(自身を含む): 17332224

約数和(自身を除く): 4373449

約数列:

[1, 5, 23, 25, 31, 115, 155, 575, 713, 727, 775, 3565, 3635, 16721, 17825, 18175, 22537, 83605, 112685, 418025, 518351, 563425, 2591755, 12958775]

約数ペア:

[(1, 12958775), (5, 2591755), (23, 563425), (25, 518351), (31, 418025), (115, 112685), (155, 83605), (575, 22537), (713, 18175), (727, 17825), (775, 16721), (3565, 3635)]