495713277

素因数分解:

$3^4\times {\mathrm{47}}^1\times {\mathrm{130211}}^1$

素因数の和:130270

約数の個数: 20

約数和(自身を含む): 756271296

約数和(自身を除く): 260558019

約数列:

[1, 3, 9, 27, 47, 81, 141, 423, 1269, 3807, 130211, 390633, 1171899, 3515697, 6119917, 10547091, 18359751, 55079253, 165237759, 495713277]

約数ペア:

[(1, 495713277), (3, 165237759), (9, 55079253), (27, 18359751), (47, 10547091), (81, 6119917), (141, 3515697), (423, 1171899), (1269, 390633), (3807, 130211)]