12131275

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{163}}^1\times {\mathrm{229}}^1$

素因数の和:415

約数の個数: 24

約数和(自身を含む): 16370480

約数和(自身を除く): 4239205

約数列:

[1, 5, 13, 25, 65, 163, 229, 325, 815, 1145, 2119, 2977, 4075, 5725, 10595, 14885, 37327, 52975, 74425, 186635, 485251, 933175, 2426255, 12131275]

約数ペア:

[(1, 12131275), (5, 2426255), (13, 933175), (25, 485251), (65, 186635), (163, 74425), (229, 52975), (325, 37327), (815, 14885), (1145, 10595), (2119, 5725), (2977, 4075)]