397215498

素因数分解:

$2^1\times 3^1\times {\mathrm{37}}^1\times {\mathrm{379}}^1\times {\mathrm{4721}}^1$

素因数の和:5142

約数の個数: 32

約数和(自身を含む): 818228160

約数和(自身を除く): 421012662

約数列:

[1, 2, 3, 6, 37, 74, 111, 222, 379, 758, 1137, 2274, 4721, 9442, 14023, 14163, 28046, 28326, 42069, 84138, 174677, 349354, 524031, 1048062, 1789259, 3578518, 5367777, 10735554, 66202583, 132405166, 198607749, 397215498]

約数ペア:

[(1, 397215498), (2, 198607749), (3, 132405166), (6, 66202583), (37, 10735554), (74, 5367777), (111, 3578518), (222, 1789259), (379, 1048062), (758, 524031), (1137, 349354), (2274, 174677), (4721, 84138), (9442, 42069), (14023, 28326), (14163, 28046)]