155570895

素因数分解:

$3^3\times 5^1\times {\mathrm{491}}^1\times {\mathrm{2347}}^1$

素因数の和:2852

約数の個数: 32

約数和(自身を含む): 277251840

約数和(自身を除く): 121680945

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 491, 1473, 2347, 2455, 4419, 7041, 7365, 11735, 13257, 21123, 22095, 35205, 63369, 66285, 105615, 316845, 1152377, 3457131, 5761885, 10371393, 17285655, 31114179, 51856965, 155570895]

約数ペア:

[(1, 155570895), (3, 51856965), (5, 31114179), (9, 17285655), (15, 10371393), (27, 5761885), (45, 3457131), (135, 1152377), (491, 316845), (1473, 105615), (2347, 66285), (2455, 63369), (4419, 35205), (7041, 22095), (7365, 21123), (11735, 13257)]