1640471371

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{495461}}^1$

素因数の和:495522

約数の個数: 16

約数和(自身を含む): 2092831488

約数和(自身を除く): 452360117

約数列:

[1, 7, 11, 43, 77, 301, 473, 3311, 495461, 3468227, 5450071, 21304823, 38150497, 149133761, 234353053, 1640471371]

約数ペア:

[(1, 1640471371), (7, 234353053), (11, 149133761), (43, 38150497), (77, 21304823), (301, 5450071), (473, 3468227), (3311, 495461)]