193485681

素因数分解:

$3^2\times {\mathrm{43}}^1\times {\mathrm{263}}^1\times {\mathrm{1901}}^1$

素因数の和:2213

約数の個数: 24

約数和(自身を含む): 287217216

約数和(自身を除く): 93731535

約数列:

[1, 3, 9, 43, 129, 263, 387, 789, 1901, 2367, 5703, 11309, 17109, 33927, 81743, 101781, 245229, 499963, 735687, 1499889, 4499667, 21498409, 64495227, 193485681]

約数ペア:

[(1, 193485681), (3, 64495227), (9, 21498409), (43, 4499667), (129, 1499889), (263, 735687), (387, 499963), (789, 245229), (1901, 101781), (2367, 81743), (5703, 33927), (11309, 17109)]