1640667063

素因数分解:

$3^1\times 7^1\times {\mathrm{641}}^1\times {\mathrm{121883}}^1$

素因数の和:122534

約数の個数: 16

約数和(自身を含む): 2503984896

約数和(自身を除く): 863317833

約数列:

[1, 3, 7, 21, 641, 1923, 4487, 13461, 121883, 365649, 853181, 2559543, 78127003, 234381009, 546889021, 1640667063]

約数ペア:

[(1, 1640667063), (3, 546889021), (7, 234381009), (21, 78127003), (641, 2559543), (1923, 853181), (4487, 365649), (13461, 121883)]