239892015

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{85523}}^1$

素因数の和:85559

約数の個数: 32

約数和(自身を含む): 443356416

約数和(自身を除く): 203464401

約数列:

[1, 3, 5, 11, 15, 17, 33, 51, 55, 85, 165, 187, 255, 561, 935, 2805, 85523, 256569, 427615, 940753, 1282845, 1453891, 2822259, 4361673, 4703765, 7269455, 14111295, 15992801, 21808365, 47978403, 79964005, 239892015]

約数ペア:

[(1, 239892015), (3, 79964005), (5, 47978403), (11, 21808365), (15, 15992801), (17, 14111295), (33, 7269455), (51, 4703765), (55, 4361673), (85, 2822259), (165, 1453891), (187, 1282845), (255, 940753), (561, 427615), (935, 256569), (2805, 85523)]