71649405

素因数分解:

$3^2\times 5^1\times {\mathrm{997}}^1\times {\mathrm{1597}}^1$

素因数の和:2605

約数の個数: 24

約数和(自身を含む): 124394712

約数和(自身を除く): 52745307

約数列:

[1, 3, 5, 9, 15, 45, 997, 1597, 2991, 4791, 4985, 7985, 8973, 14373, 14955, 23955, 44865, 71865, 1592209, 4776627, 7961045, 14329881, 23883135, 71649405]

約数ペア:

[(1, 71649405), (3, 23883135), (5, 14329881), (9, 7961045), (15, 4776627), (45, 1592209), (997, 71865), (1597, 44865), (2991, 23955), (4791, 14955), (4985, 14373), (7985, 8973)]