128185323

素因数分解:

$3^1\times 7^2\times {\mathrm{53}}^1\times {\mathrm{16453}}^1$

素因数の和:16523

約数の個数: 24

約数和(自身を含む): 202581648

約数和(自身を除く): 74396325

約数列:

[1, 3, 7, 21, 49, 53, 147, 159, 371, 1113, 2597, 7791, 16453, 49359, 115171, 345513, 806197, 872009, 2418591, 2616027, 6104063, 18312189, 42728441, 128185323]

約数ペア:

[(1, 128185323), (3, 42728441), (7, 18312189), (21, 6104063), (49, 2616027), (53, 2418591), (147, 872009), (159, 806197), (371, 345513), (1113, 115171), (2597, 49359), (7791, 16453)]