991734246

素因数分解:

$2^1\times 3^3\times {\mathrm{2221}}^1\times {\mathrm{8269}}^1$

素因数の和:10501

約数の個数: 32

約数和(自身を含む): 2205112800

約数和(自身を除く): 1213378554

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 2221, 4442, 6663, 8269, 13326, 16538, 19989, 24807, 39978, 49614, 59967, 74421, 119934, 148842, 223263, 446526, 18365449, 36730898, 55096347, 110192694, 165289041, 330578082, 495867123, 991734246]

約数ペア:

[(1, 991734246), (2, 495867123), (3, 330578082), (6, 165289041), (9, 110192694), (18, 55096347), (27, 36730898), (54, 18365449), (2221, 446526), (4442, 223263), (6663, 148842), (8269, 119934), (13326, 74421), (16538, 59967), (19989, 49614), (24807, 39978)]