312997025090

素因数分解:

$2^1\times 5^1\times {\mathrm{19661}}^1\times {\mathrm{1591969}}^1$

素因数の和:1611637

約数の個数: 16

約数和(自身を含む): 563423654520

約数和(自身を除く): 250426629430

約数列:

[1, 2, 5, 10, 19661, 39322, 98305, 196610, 1591969, 3183938, 7959845, 15919690, 31299702509, 62599405018, 156498512545, 312997025090]

約数ペア:

[(1, 312997025090), (2, 156498512545), (5, 62599405018), (10, 31299702509), (19661, 15919690), (39322, 7959845), (98305, 3183938), (196610, 1591969)]