31698285

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{197}}^1\times {\mathrm{631}}^1$

素因数の和:853

約数の個数: 32

約数和(自身を含む): 54058752

約数和(自身を除く): 22360467

約数列:

[1, 3, 5, 15, 17, 51, 85, 197, 255, 591, 631, 985, 1893, 2955, 3155, 3349, 9465, 10047, 10727, 16745, 32181, 50235, 53635, 124307, 160905, 372921, 621535, 1864605, 2113219, 6339657, 10566095, 31698285]

約数ペア:

[(1, 31698285), (3, 10566095), (5, 6339657), (15, 2113219), (17, 1864605), (51, 621535), (85, 372921), (197, 160905), (255, 124307), (591, 53635), (631, 50235), (985, 32181), (1893, 16745), (2955, 10727), (3155, 10047), (3349, 9465)]