1298505

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{6659}}^1$

素因数の和:6680

約数の個数: 16

約数和(自身を含む): 2237760

約数和(自身を除く): 939255

約数列:

[1, 3, 5, 13, 15, 39, 65, 195, 6659, 19977, 33295, 86567, 99885, 259701, 432835, 1298505]

約数ペア:

[(1, 1298505), (3, 432835), (5, 259701), (13, 99885), (15, 86567), (39, 33295), (65, 19977), (195, 6659)]