1321653995

素因数分解:

$5^1\times {\mathrm{71}}^1\times {\mathrm{281}}^1\times {\mathrm{13249}}^1$

素因数の和:13606

約数の個数: 16

約数和(自身を含む): 1614168000

約数和(自身を除く): 292514005

約数列:

[1, 5, 71, 281, 355, 1405, 13249, 19951, 66245, 99755, 940679, 3722969, 4703395, 18614845, 264330799, 1321653995]

約数ペア:

[(1, 1321653995), (5, 264330799), (71, 18614845), (281, 4703395), (355, 3722969), (1405, 940679), (13249, 99755), (19951, 66245)]