28004775

素因数分解:

$3^1\times 5^2\times {\mathrm{101}}^1\times {\mathrm{3697}}^1$

素因数の和:3811

約数の個数: 24

約数和(自身を含む): 46772304

約数和(自身を除く): 18767529

約数列:

[1, 3, 5, 15, 25, 75, 101, 303, 505, 1515, 2525, 3697, 7575, 11091, 18485, 55455, 92425, 277275, 373397, 1120191, 1866985, 5600955, 9334925, 28004775]

約数ペア:

[(1, 28004775), (3, 9334925), (5, 5600955), (15, 1866985), (25, 1120191), (75, 373397), (101, 277275), (303, 92425), (505, 55455), (1515, 18485), (2525, 11091), (3697, 7575)]