1397715885

素因数分解:

$3^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{279823}}^1$

素因数の和:279874

約数の個数: 32

約数和(自身を含む): 2551994880

約数和(自身を除く): 1154278995

約数列:

[1, 3, 5, 9, 15, 27, 37, 45, 111, 135, 185, 333, 555, 999, 1665, 4995, 279823, 839469, 1399115, 2518407, 4197345, 7555221, 10353451, 12592035, 31060353, 37776105, 51767255, 93181059, 155301765, 279543177, 465905295, 1397715885]

約数ペア:

[(1, 1397715885), (3, 465905295), (5, 279543177), (9, 155301765), (15, 93181059), (27, 51767255), (37, 37776105), (45, 31060353), (111, 12592035), (135, 10353451), (185, 7555221), (333, 4197345), (555, 2518407), (999, 1399115), (1665, 839469), (4995, 279823)]