156640839

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{181}}^1\times {\mathrm{239}}^1$

素因数の和:511

約数の個数: 32

約数和(自身を含む): 226437120

約数和(自身を除く): 69796281

約数列:

[1, 3, 17, 51, 71, 181, 213, 239, 543, 717, 1207, 3077, 3621, 4063, 9231, 12189, 12851, 16969, 38553, 43259, 50907, 129777, 218467, 288473, 655401, 735403, 865419, 2206209, 3071389, 9214167, 52213613, 156640839]

約数ペア:

[(1, 156640839), (3, 52213613), (17, 9214167), (51, 3071389), (71, 2206209), (181, 865419), (213, 735403), (239, 655401), (543, 288473), (717, 218467), (1207, 129777), (3077, 50907), (3621, 43259), (4063, 38553), (9231, 16969), (12189, 12851)]