72573945

素因数分解:

$3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{97}}^1\times {\mathrm{1609}}^1$

素因数の和:1745

約数の個数: 32

約数和(自身を含む): 121175040

約数和(自身を除く): 48601095

約数列:

[1, 3, 5, 15, 31, 93, 97, 155, 291, 465, 485, 1455, 1609, 3007, 4827, 8045, 9021, 15035, 24135, 45105, 49879, 149637, 156073, 249395, 468219, 748185, 780365, 2341095, 4838263, 14514789, 24191315, 72573945]

約数ペア:

[(1, 72573945), (3, 24191315), (5, 14514789), (15, 4838263), (31, 2341095), (93, 780365), (97, 748185), (155, 468219), (291, 249395), (465, 156073), (485, 149637), (1455, 49879), (1609, 45105), (3007, 24135), (4827, 15035), (8045, 9021)]