31490498

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{173}}^1\times {\mathrm{7001}}^1$

素因数の和:7189

約数の個数: 16

約数和(自身を含む): 51170616

約数和(自身を除く): 19680118

約数列:

[1, 2, 13, 26, 173, 346, 2249, 4498, 7001, 14002, 91013, 182026, 1211173, 2422346, 15745249, 31490498]

約数ペア:

[(1, 31490498), (2, 15745249), (13, 2422346), (26, 1211173), (173, 182026), (346, 91013), (2249, 14002), (4498, 7001)]