495101971

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{137}}^1\times {\mathrm{151}}^1\times {\mathrm{263}}^1$

素因数の和:571

約数の個数: 32

約数和(自身を含む): 620218368

約数和(自身を除く): 125116397

約数列:

[1, 7, 13, 91, 137, 151, 263, 959, 1057, 1781, 1841, 1963, 3419, 12467, 13741, 20687, 23933, 36031, 39713, 144809, 252217, 268931, 277991, 468403, 516269, 1882517, 3278821, 3613883, 5440681, 38084767, 70728853, 495101971]

約数ペア:

[(1, 495101971), (7, 70728853), (13, 38084767), (91, 5440681), (137, 3613883), (151, 3278821), (263, 1882517), (959, 516269), (1057, 468403), (1781, 277991), (1841, 268931), (1963, 252217), (3419, 144809), (12467, 39713), (13741, 36031), (20687, 23933)]