128589335

素因数分解:

$5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{151}}^1\times {\mathrm{839}}^1$

素因数の和:1031

約数の個数: 32

約数和(自身を含む): 183859200

約数和(自身を除く): 55269865

約数列:

[1, 5, 7, 29, 35, 145, 151, 203, 755, 839, 1015, 1057, 4195, 4379, 5285, 5873, 21895, 24331, 29365, 30653, 121655, 126689, 153265, 170317, 633445, 851585, 886823, 3673981, 4434115, 18369905, 25717867, 128589335]

約数ペア:

[(1, 128589335), (5, 25717867), (7, 18369905), (29, 4434115), (35, 3673981), (145, 886823), (151, 851585), (203, 633445), (755, 170317), (839, 153265), (1015, 126689), (1057, 121655), (4195, 30653), (4379, 29365), (5285, 24331), (5873, 21895)]