18468225

素因数分解:

$3^2\times 5^2\times {\mathrm{79}}^1\times {\mathrm{1039}}^1$

素因数の和:1134

約数の個数: 36

約数和(自身を含む): 33529600

約数和(自身を除く): 15061375

約数列:

[1, 3, 5, 9, 15, 25, 45, 75, 79, 225, 237, 395, 711, 1039, 1185, 1975, 3117, 3555, 5195, 5925, 9351, 15585, 17775, 25975, 46755, 77925, 82081, 233775, 246243, 410405, 738729, 1231215, 2052025, 3693645, 6156075, 18468225]

約数ペア:

[(1, 18468225), (3, 6156075), (5, 3693645), (9, 2052025), (15, 1231215), (25, 738729), (45, 410405), (75, 246243), (79, 233775), (225, 82081), (237, 77925), (395, 46755), (711, 25975), (1039, 17775), (1185, 15585), (1975, 9351), (3117, 5925), (3555, 5195)]