28849775

素因数分解:

$5^2\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{571}}^1$

素因数の和:671

約数の個数: 24

約数和(自身を含む): 37449984

約数和(自身を除く): 8600209

約数列:

[1, 5, 25, 43, 47, 215, 235, 571, 1075, 1175, 2021, 2855, 10105, 14275, 24553, 26837, 50525, 122765, 134185, 613825, 670925, 1153991, 5769955, 28849775]

約数ペア:

[(1, 28849775), (5, 5769955), (25, 1153991), (43, 670925), (47, 613825), (215, 134185), (235, 122765), (571, 50525), (1075, 26837), (1175, 24553), (2021, 14275), (2855, 10105)]