30718305

素因数分解:

$3^3\times 5^1\times {\mathrm{139}}^1\times {\mathrm{1637}}^1$

素因数の和:1790

約数の個数: 32

約数和(自身を含む): 55036800

約数和(自身を除く): 24318495

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 139, 417, 695, 1251, 1637, 2085, 3753, 4911, 6255, 8185, 14733, 18765, 24555, 44199, 73665, 220995, 227543, 682629, 1137715, 2047887, 3413145, 6143661, 10239435, 30718305]

約数ペア:

[(1, 30718305), (3, 10239435), (5, 6143661), (9, 3413145), (15, 2047887), (27, 1137715), (45, 682629), (135, 227543), (139, 220995), (417, 73665), (695, 44199), (1251, 24555), (1637, 18765), (2085, 14733), (3753, 8185), (4911, 6255)]