128426796

素因数分解:

$2^2\times 3^4\times {\mathrm{396379}}^1$

素因数の和:396395

約数の個数: 30

約数和(自身を含む): 335733860

約数和(自身を除く): 207307064

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 81, 108, 162, 324, 396379, 792758, 1189137, 1585516, 2378274, 3567411, 4756548, 7134822, 10702233, 14269644, 21404466, 32106699, 42808932, 64213398, 128426796]

約数ペア:

[(1, 128426796), (2, 64213398), (3, 42808932), (4, 32106699), (6, 21404466), (9, 14269644), (12, 10702233), (18, 7134822), (27, 4756548), (36, 3567411), (54, 2378274), (81, 1585516), (108, 1189137), (162, 792758), (324, 396379)]