72571345

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{233}}^1\times {\mathrm{809}}^1$

素因数の和:1065

約数の個数: 32

約数和(自身を含む): 109175040

約数和(自身を除く): 36603695

約数列:

[1, 5, 7, 11, 35, 55, 77, 233, 385, 809, 1165, 1631, 2563, 4045, 5663, 8155, 8899, 12815, 17941, 28315, 44495, 62293, 89705, 188497, 311465, 942485, 1319479, 2073467, 6597395, 10367335, 14514269, 72571345]

約数ペア:

[(1, 72571345), (5, 14514269), (7, 10367335), (11, 6597395), (35, 2073467), (55, 1319479), (77, 942485), (233, 311465), (385, 188497), (809, 89705), (1165, 62293), (1631, 44495), (2563, 28315), (4045, 17941), (5663, 12815), (8155, 8899)]