858481617

素因数分解:

$3^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{379}}^1\times {\mathrm{811}}^1$

素因数の和:1226

約数の個数: 48

約数和(自身を含む): 1407033600

約数和(自身を除く): 548551983

約数列:

[1, 3, 7, 19, 21, 49, 57, 133, 147, 379, 399, 811, 931, 1137, 2433, 2653, 2793, 5677, 7201, 7959, 15409, 17031, 18571, 21603, 39739, 46227, 50407, 55713, 107863, 119217, 151221, 307369, 323589, 352849, 755041, 922107, 1058547, 2151583, 2265123, 5840011, 6454749, 15061081, 17520033, 40880077, 45183243, 122640231, 286160539, 858481617]

約数ペア:

[(1, 858481617), (3, 286160539), (7, 122640231), (19, 45183243), (21, 40880077), (49, 17520033), (57, 15061081), (133, 6454749), (147, 5840011), (379, 2265123), (399, 2151583), (811, 1058547), (931, 922107), (1137, 755041), (2433, 352849), (2653, 323589), (2793, 307369), (5677, 151221), (7201, 119217), (7959, 107863), (15409, 55713), (17031, 50407), (18571, 46227), (21603, 39739)]