38961225

素因数分解:

$3^2\times 5^2\times {\mathrm{43}}^1\times {\mathrm{4027}}^1$

素因数の和:4086

約数の個数: 36

約数和(自身を含む): 71424496

約数和(自身を除く): 32463271

約数列:

[1, 3, 5, 9, 15, 25, 43, 45, 75, 129, 215, 225, 387, 645, 1075, 1935, 3225, 4027, 9675, 12081, 20135, 36243, 60405, 100675, 173161, 181215, 302025, 519483, 865805, 906075, 1558449, 2597415, 4329025, 7792245, 12987075, 38961225]

約数ペア:

[(1, 38961225), (3, 12987075), (5, 7792245), (9, 4329025), (15, 2597415), (25, 1558449), (43, 906075), (45, 865805), (75, 519483), (129, 302025), (215, 181215), (225, 173161), (387, 100675), (645, 60405), (1075, 36243), (1935, 20135), (3225, 12081), (4027, 9675)]