1640797561

素因数分解:

${\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{727}}^1\times {\mathrm{1249}}^1$

素因数の和:2128

約数の個数: 16

約数和(自身を含む): 1783600000

約数和(自身を除く): 142802439

約数列:

[1, 13, 139, 727, 1249, 1807, 9451, 16237, 101053, 173611, 908023, 1313689, 2256943, 11804299, 126215197, 1640797561]

約数ペア:

[(1, 1640797561), (13, 126215197), (139, 11804299), (727, 2256943), (1249, 1313689), (1807, 908023), (9451, 173611), (16237, 101053)]