391216924

素因数分解:

$2^2\times 7^1\times {\mathrm{43}}^1\times {\mathrm{324931}}^1$

素因数の和:324985

約数の個数: 24

約数和(自身を含む): 800632448

約数和(自身を除く): 409415524

約数列:

[1, 2, 4, 7, 14, 28, 43, 86, 172, 301, 602, 1204, 324931, 649862, 1299724, 2274517, 4549034, 9098068, 13972033, 27944066, 55888132, 97804231, 195608462, 391216924]

約数ペア:

[(1, 391216924), (2, 195608462), (4, 97804231), (7, 55888132), (14, 27944066), (28, 13972033), (43, 9098068), (86, 4549034), (172, 2274517), (301, 1299724), (602, 649862), (1204, 324931)]