320420718

素因数分解:

$2^1\times 3^3\times {\mathrm{1657}}^1\times {\mathrm{3581}}^1$

素因数の和:5249

約数の個数: 32

約数和(自身を含む): 712674720

約数和(自身を除く): 392254002

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 1657, 3314, 3581, 4971, 7162, 9942, 10743, 14913, 21486, 29826, 32229, 44739, 64458, 89478, 96687, 193374, 5933717, 11867434, 17801151, 35602302, 53403453, 106806906, 160210359, 320420718]

約数ペア:

[(1, 320420718), (2, 160210359), (3, 106806906), (6, 53403453), (9, 35602302), (18, 17801151), (27, 11867434), (54, 5933717), (1657, 193374), (3314, 96687), (3581, 89478), (4971, 64458), (7162, 44739), (9942, 32229), (10743, 29826), (14913, 21486)]