31333275

素因数分解:

$3^2\times 5^2\times {\mathrm{157}}^1\times {\mathrm{887}}^1$

素因数の和:1060

約数の個数: 36

約数和(自身を含む): 56542512

約数和(自身を除く): 25209237

約数列:

[1, 3, 5, 9, 15, 25, 45, 75, 157, 225, 471, 785, 887, 1413, 2355, 2661, 3925, 4435, 7065, 7983, 11775, 13305, 22175, 35325, 39915, 66525, 139259, 199575, 417777, 696295, 1253331, 2088885, 3481475, 6266655, 10444425, 31333275]

約数ペア:

[(1, 31333275), (3, 10444425), (5, 6266655), (9, 3481475), (15, 2088885), (25, 1253331), (45, 696295), (75, 417777), (157, 199575), (225, 139259), (471, 66525), (785, 39915), (887, 35325), (1413, 22175), (2355, 13305), (2661, 11775), (3925, 7983), (4435, 7065)]