18283275

素因数分解:

$3^2\times 5^2\times {\mathrm{23}}^1\times {\mathrm{3533}}^1$

素因数の和:3572

約数の個数: 36

約数和(自身を含む): 34180848

約数和(自身を除く): 15897573

約数列:

[1, 3, 5, 9, 15, 23, 25, 45, 69, 75, 115, 207, 225, 345, 575, 1035, 1725, 3533, 5175, 10599, 17665, 31797, 52995, 81259, 88325, 158985, 243777, 264975, 406295, 731331, 794925, 1218885, 2031475, 3656655, 6094425, 18283275]

約数ペア:

[(1, 18283275), (3, 6094425), (5, 3656655), (9, 2031475), (15, 1218885), (23, 794925), (25, 731331), (45, 406295), (69, 264975), (75, 243777), (115, 158985), (207, 88325), (225, 81259), (345, 52995), (575, 31797), (1035, 17665), (1725, 10599), (3533, 5175)]