72240735

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{40471}}^1$

素因数の和:40503

約数の個数: 32

約数和(自身を含む): 139871232

約数和(自身を除く): 67630497

約数列:

[1, 3, 5, 7, 15, 17, 21, 35, 51, 85, 105, 119, 255, 357, 595, 1785, 40471, 121413, 202355, 283297, 607065, 688007, 849891, 1416485, 2064021, 3440035, 4249455, 4816049, 10320105, 14448147, 24080245, 72240735]

約数ペア:

[(1, 72240735), (3, 24080245), (5, 14448147), (7, 10320105), (15, 4816049), (17, 4249455), (21, 3440035), (35, 2064021), (51, 1416485), (85, 849891), (105, 688007), (119, 607065), (255, 283297), (357, 202355), (595, 121413), (1785, 40471)]