9905511

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{137}}^1\times {\mathrm{313}}^1$

素因数の和:471

約数の個数: 32

約数和(自身を含む): 16639488

約数和(自身を除く): 6733977

約数列:

[1, 3, 7, 11, 21, 33, 77, 137, 231, 313, 411, 939, 959, 1507, 2191, 2877, 3443, 4521, 6573, 10329, 10549, 24101, 31647, 42881, 72303, 128643, 300167, 471691, 900501, 1415073, 3301837, 9905511]

約数ペア:

[(1, 9905511), (3, 3301837), (7, 1415073), (11, 900501), (21, 471691), (33, 300167), (77, 128643), (137, 72303), (231, 42881), (313, 31647), (411, 24101), (939, 10549), (959, 10329), (1507, 6573), (2191, 4521), (2877, 3443)]