1887541761

素因数分解:

$3^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{83}}^1\times {\mathrm{23041}}^1$

素因数の和:23181

約数の個数: 32

約数和(自身を含む): 2972971008

約数和(自身を除く): 1085429247

約数列:

[1, 3, 7, 21, 47, 83, 141, 249, 329, 581, 987, 1743, 3901, 11703, 23041, 27307, 69123, 81921, 161287, 483861, 1082927, 1912403, 3248781, 5737209, 7580489, 13386821, 22741467, 40160463, 89882941, 269648823, 629180587, 1887541761]

約数ペア:

[(1, 1887541761), (3, 629180587), (7, 269648823), (21, 89882941), (47, 40160463), (83, 22741467), (141, 13386821), (249, 7580489), (329, 5737209), (581, 3248781), (987, 1912403), (1743, 1082927), (3901, 483861), (11703, 161287), (23041, 81921), (27307, 69123)]