420156801

素因数分解:

$3^4\times {\mathrm{23}}^1\times {\mathrm{225527}}^1$

素因数の和:225562

約数の個数: 20

約数和(自身を含む): 654933312

約数和(自身を除く): 234776511

約数列:

[1, 3, 9, 23, 27, 69, 81, 207, 621, 1863, 225527, 676581, 2029743, 5187121, 6089229, 15561363, 18267687, 46684089, 140052267, 420156801]

約数ペア:

[(1, 420156801), (3, 140052267), (9, 46684089), (23, 18267687), (27, 15561363), (69, 6089229), (81, 5187121), (207, 2029743), (621, 676581), (1863, 225527)]