158620005

素因数分解:

$3^3\times 5^1\times {\mathrm{491}}^1\times {\mathrm{2393}}^1$

素因数の和:2898

約数の個数: 32

約数和(自身を含む): 282683520

約数和(自身を除く): 124063515

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 491, 1473, 2393, 2455, 4419, 7179, 7365, 11965, 13257, 21537, 22095, 35895, 64611, 66285, 107685, 323055, 1174963, 3524889, 5874815, 10574667, 17624445, 31724001, 52873335, 158620005]

約数ペア:

[(1, 158620005), (3, 52873335), (5, 31724001), (9, 17624445), (15, 10574667), (27, 5874815), (45, 3524889), (135, 1174963), (491, 323055), (1473, 107685), (2393, 66285), (2455, 64611), (4419, 35895), (7179, 22095), (7365, 21537), (11965, 13257)]