28950975

素因数分解:

$3^2\times 5^2\times {\mathrm{223}}^1\times {\mathrm{577}}^1$

素因数の和:816

約数の個数: 36

約数和(自身を含む): 52177216

約数和(自身を除く): 23226241

約数列:

[1, 3, 5, 9, 15, 25, 45, 75, 223, 225, 577, 669, 1115, 1731, 2007, 2885, 3345, 5193, 5575, 8655, 10035, 14425, 16725, 25965, 43275, 50175, 128671, 129825, 386013, 643355, 1158039, 1930065, 3216775, 5790195, 9650325, 28950975]

約数ペア:

[(1, 28950975), (3, 9650325), (5, 5790195), (9, 3216775), (15, 1930065), (25, 1158039), (45, 643355), (75, 386013), (223, 129825), (225, 128671), (577, 50175), (669, 43275), (1115, 25965), (1731, 16725), (2007, 14425), (2885, 10035), (3345, 8655), (5193, 5575)]