28975583

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{149}}^1\times {\mathrm{2137}}^1$

素因数の和:2306

約数の個数: 16

約数和(自身を含む): 35918400

約数和(自身を除く): 6942817

約数列:

[1, 7, 13, 91, 149, 1043, 1937, 2137, 13559, 14959, 27781, 194467, 318413, 2228891, 4139369, 28975583]

約数ペア:

[(1, 28975583), (7, 4139369), (13, 2228891), (91, 318413), (149, 194467), (1043, 27781), (1937, 14959), (2137, 13559)]