31374231

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{3821}}^1$

素因数の和:3871

約数の個数: 32

約数和(自身を含む): 52835328

約数和(自身を除く): 21461097

約数列:

[1, 3, 7, 17, 21, 23, 51, 69, 119, 161, 357, 391, 483, 1173, 2737, 3821, 8211, 11463, 26747, 64957, 80241, 87883, 194871, 263649, 454699, 615181, 1364097, 1494011, 1845543, 4482033, 10458077, 31374231]

約数ペア:

[(1, 31374231), (3, 10458077), (7, 4482033), (17, 1845543), (21, 1494011), (23, 1364097), (51, 615181), (69, 454699), (119, 263649), (161, 194871), (357, 87883), (391, 80241), (483, 64957), (1173, 26747), (2737, 11463), (3821, 8211)]