51216399

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{11831}}^1$

素因数の和:11887

約数の個数: 24

約数和(自身を含む): 81830112

約数和(自身を除く): 30613713

約数列:

[1, 3, 9, 13, 37, 39, 111, 117, 333, 481, 1443, 4329, 11831, 35493, 106479, 153803, 437747, 461409, 1313241, 1384227, 3939723, 5690711, 17072133, 51216399]

約数ペア:

[(1, 51216399), (3, 17072133), (9, 5690711), (13, 3939723), (37, 1384227), (39, 1313241), (111, 461409), (117, 437747), (333, 153803), (481, 106479), (1443, 35493), (4329, 11831)]