167463140

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{644089}}^1$

素因数の和:644111

約数の個数: 24

約数和(自身を含む): 378724920

約数和(自身を除く): 211261780

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 644089, 1288178, 2576356, 3220445, 6440890, 8373157, 12881780, 16746314, 33492628, 41865785, 83731570, 167463140]

約数ペア:

[(1, 167463140), (2, 83731570), (4, 41865785), (5, 33492628), (10, 16746314), (13, 12881780), (20, 8373157), (26, 6440890), (52, 3220445), (65, 2576356), (130, 1288178), (260, 644089)]