221429715

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{113}}^1\times {\mathrm{773}}^1$

素因数の和:920

約数の個数: 48

約数和(自身を含む): 387532512

約数和(自身を除く): 166102797

約数列:

[1, 3, 5, 13, 15, 39, 65, 113, 169, 195, 339, 507, 565, 773, 845, 1469, 1695, 2319, 2535, 3865, 4407, 7345, 10049, 11595, 19097, 22035, 30147, 50245, 57291, 87349, 95485, 130637, 150735, 262047, 286455, 391911, 436745, 653185, 1135537, 1310235, 1959555, 3406611, 5677685, 14761981, 17033055, 44285943, 73809905, 221429715]

約数ペア:

[(1, 221429715), (3, 73809905), (5, 44285943), (13, 17033055), (15, 14761981), (39, 5677685), (65, 3406611), (113, 1959555), (169, 1310235), (195, 1135537), (339, 653185), (507, 436745), (565, 391911), (773, 286455), (845, 262047), (1469, 150735), (1695, 130637), (2319, 95485), (2535, 87349), (3865, 57291), (4407, 50245), (7345, 30147), (10049, 22035), (11595, 19097)]