208697796

素因数分解:

$2^2\times 3^4\times {\mathrm{644129}}^1$

素因数の和:644145

約数の個数: 30

約数和(自身を含む): 545578110

約数和(自身を除く): 336880314

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 81, 108, 162, 324, 644129, 1288258, 1932387, 2576516, 3864774, 5797161, 7729548, 11594322, 17391483, 23188644, 34782966, 52174449, 69565932, 104348898, 208697796]

約数ペア:

[(1, 208697796), (2, 104348898), (3, 69565932), (4, 52174449), (6, 34782966), (9, 23188644), (12, 17391483), (18, 11594322), (27, 7729548), (36, 5797161), (54, 3864774), (81, 2576516), (108, 1932387), (162, 1288258), (324, 644129)]