31508230

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{242371}}^1$

素因数の和:242391

約数の個数: 16

約数和(自身を含む): 61077744

約数和(自身を除く): 29569514

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 242371, 484742, 1211855, 2423710, 3150823, 6301646, 15754115, 31508230]

約数ペア:

[(1, 31508230), (2, 15754115), (5, 6301646), (10, 3150823), (13, 2423710), (26, 1211855), (65, 484742), (130, 242371)]