156913495

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{113}}^1\times {\mathrm{311}}^1$

素因数の和:495

約数の個数: 32

約数和(自身を含む): 204871680

約数和(自身を除く): 47958185

約数列:

[1, 5, 19, 47, 95, 113, 235, 311, 565, 893, 1555, 2147, 4465, 5311, 5909, 10735, 14617, 26555, 29545, 35143, 73085, 100909, 175715, 277723, 504545, 667717, 1388615, 1651721, 3338585, 8258605, 31382699, 156913495]

約数ペア:

[(1, 156913495), (5, 31382699), (19, 8258605), (47, 3338585), (95, 1651721), (113, 1388615), (235, 667717), (311, 504545), (565, 277723), (893, 175715), (1555, 100909), (2147, 73085), (4465, 35143), (5311, 29545), (5909, 26555), (10735, 14617)]