255974505

素因数分解:

$3^1\times 5^1\times {\mathrm{67}}^1\times {\mathrm{487}}^1\times {\mathrm{523}}^1$

素因数の和:1085

約数の個数: 32

約数和(自身を含む): 417321984

約数和(自身を除く): 161347479

約数列:

[1, 3, 5, 15, 67, 201, 335, 487, 523, 1005, 1461, 1569, 2435, 2615, 7305, 7845, 32629, 35041, 97887, 105123, 163145, 175205, 254701, 489435, 525615, 764103, 1273505, 3820515, 17064967, 51194901, 85324835, 255974505]

約数ペア:

[(1, 255974505), (3, 85324835), (5, 51194901), (15, 17064967), (67, 3820515), (201, 1273505), (335, 764103), (487, 525615), (523, 489435), (1005, 254701), (1461, 175205), (1569, 163145), (2435, 105123), (2615, 97887), (7305, 35041), (7845, 32629)]