18333405

素因数分解:

$3^3\times 5^1\times {\mathrm{139}}^1\times {\mathrm{977}}^1$

素因数の和:1130

約数の個数: 32

約数和(自身を含む): 32860800

約数和(自身を除く): 14527395

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 139, 417, 695, 977, 1251, 2085, 2931, 3753, 4885, 6255, 8793, 14655, 18765, 26379, 43965, 131895, 135803, 407409, 679015, 1222227, 2037045, 3666681, 6111135, 18333405]

約数ペア:

[(1, 18333405), (3, 6111135), (5, 3666681), (9, 2037045), (15, 1222227), (27, 679015), (45, 407409), (135, 135803), (139, 131895), (417, 43965), (695, 26379), (977, 18765), (1251, 14655), (2085, 8793), (2931, 6255), (3753, 4885)]