31256394

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{400723}}^1$

素因数の和:400741

約数の個数: 16

約数和(自身を含む): 67321632

約数和(自身を除く): 36065238

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 400723, 801446, 1202169, 2404338, 5209399, 10418798, 15628197, 31256394]

約数ペア:

[(1, 31256394), (2, 15628197), (3, 10418798), (6, 5209399), (13, 2404338), (26, 1202169), (39, 801446), (78, 400723)]