128536638

素因数分解:

$2^1\times 3^1\times {\mathrm{61}}^1\times {\mathrm{149}}^1\times {\mathrm{2357}}^1$

素因数の和:2572

約数の個数: 32

約数和(自身を含む): 263152800

約数和(自身を除く): 134616162

約数列:

[1, 2, 3, 6, 61, 122, 149, 183, 298, 366, 447, 894, 2357, 4714, 7071, 9089, 14142, 18178, 27267, 54534, 143777, 287554, 351193, 431331, 702386, 862662, 1053579, 2107158, 21422773, 42845546, 64268319, 128536638]

約数ペア:

[(1, 128536638), (2, 64268319), (3, 42845546), (6, 21422773), (61, 2107158), (122, 1053579), (149, 862662), (183, 702386), (298, 431331), (366, 351193), (447, 287554), (894, 143777), (2357, 54534), (4714, 27267), (7071, 18178), (9089, 14142)]