30921410

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{237857}}^1$

素因数の和:237877

約数の個数: 16

約数和(自身を含む): 59940216

約数和(自身を除く): 29018806

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 237857, 475714, 1189285, 2378570, 3092141, 6184282, 15460705, 30921410]

約数ペア:

[(1, 30921410), (2, 15460705), (5, 6184282), (10, 3092141), (13, 2378570), (26, 1189285), (65, 475714), (130, 237857)]