721942011

素因数分解:

$3^3\times 7^1\times {\mathrm{1409}}^1\times {\mathrm{2711}}^1$

素因数の和:4136

約数の個数: 32

約数和(自身を含む): 1223654400

約数和(自身を除く): 501712389

約数列:

[1, 3, 7, 9, 21, 27, 63, 189, 1409, 2711, 4227, 8133, 9863, 12681, 18977, 24399, 29589, 38043, 56931, 73197, 88767, 170793, 266301, 512379, 3819799, 11459397, 26738593, 34378191, 80215779, 103134573, 240647337, 721942011]

約数ペア:

[(1, 721942011), (3, 240647337), (7, 103134573), (9, 80215779), (21, 34378191), (27, 26738593), (63, 11459397), (189, 3819799), (1409, 512379), (2711, 266301), (4227, 170793), (8133, 88767), (9863, 73197), (12681, 56931), (18977, 38043), (24399, 29589)]