165020243517

素因数分解:

$3^4\times {\mathrm{47}}^1\times {\mathrm{43346531}}^1$

素因数の和:43346590

約数の個数: 20

約数和(自身を含む): 251756657856

約数和(自身を除く): 86736414339

約数列:

[1, 3, 9, 27, 47, 81, 141, 423, 1269, 3807, 43346531, 130039593, 390118779, 1170356337, 2037286957, 3511069011, 6111860871, 18335582613, 55006747839, 165020243517]

約数ペア:

[(1, 165020243517), (3, 55006747839), (9, 18335582613), (27, 6111860871), (47, 3511069011), (81, 2037286957), (141, 1170356337), (423, 390118779), (1269, 130039593), (3807, 43346531)]