128813041

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{587}}^1$

素因数の和:693

約数の個数: 32

約数和(自身を含む): 162570240

約数和(自身を除く): 33757199

約数列:

[1, 7, 23, 29, 47, 161, 203, 329, 587, 667, 1081, 1363, 4109, 4669, 7567, 9541, 13501, 17023, 27589, 31349, 94507, 119161, 193123, 219443, 391529, 634547, 800081, 2740703, 4441829, 5600567, 18401863, 128813041]

約数ペア:

[(1, 128813041), (7, 18401863), (23, 5600567), (29, 4441829), (47, 2740703), (161, 800081), (203, 634547), (329, 391529), (587, 219443), (667, 193123), (1081, 119161), (1363, 94507), (4109, 31349), (4669, 27589), (7567, 17023), (9541, 13501)]