66721518

素因数分解:

$2^1\times 3^2\times {\mathrm{29}}^1\times {\mathrm{127819}}^1$

素因数の和:127856

約数の個数: 24

約数和(自身を含む): 149549400

約数和(自身を除く): 82827882

約数列:

[1, 2, 3, 6, 9, 18, 29, 58, 87, 174, 261, 522, 127819, 255638, 383457, 766914, 1150371, 2300742, 3706751, 7413502, 11120253, 22240506, 33360759, 66721518]

約数ペア:

[(1, 66721518), (2, 33360759), (3, 22240506), (6, 11120253), (9, 7413502), (18, 3706751), (29, 2300742), (58, 1150371), (87, 766914), (174, 383457), (261, 255638), (522, 127819)]