3969825

素因数分解:

$3^1\times 5^2\times {\mathrm{41}}^1\times {\mathrm{1291}}^1$

素因数の和:1345

約数の個数: 24

約数和(自身を含む): 6728736

約数和(自身を除く): 2758911

約数列:

[1, 3, 5, 15, 25, 41, 75, 123, 205, 615, 1025, 1291, 3075, 3873, 6455, 19365, 32275, 52931, 96825, 158793, 264655, 793965, 1323275, 3969825]

約数ペア:

[(1, 3969825), (3, 1323275), (5, 793965), (15, 264655), (25, 158793), (41, 96825), (75, 52931), (123, 32275), (205, 19365), (615, 6455), (1025, 3873), (1291, 3075)]