261188175

素因数分解:

$3^1\times 5^2\times {\mathrm{31}}^1\times {\mathrm{112339}}^1$

素因数の和:112383

約数の個数: 24

約数和(自身を含む): 445765120

約数和(自身を除く): 184576945

約数列:

[1, 3, 5, 15, 25, 31, 75, 93, 155, 465, 775, 2325, 112339, 337017, 561695, 1685085, 2808475, 3482509, 8425425, 10447527, 17412545, 52237635, 87062725, 261188175]

約数ペア:

[(1, 261188175), (3, 87062725), (5, 52237635), (15, 17412545), (25, 10447527), (31, 8425425), (75, 3482509), (93, 2808475), (155, 1685085), (465, 561695), (775, 337017), (2325, 112339)]