1660071

素因数分解:

$3^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{491}}^1$

素因数の和:531

約数の個数: 24

約数和(自身を含む): 2692224

約数和(自身を除く): 1032153

約数列:

[1, 3, 7, 21, 23, 49, 69, 147, 161, 483, 491, 1127, 1473, 3381, 3437, 10311, 11293, 24059, 33879, 72177, 79051, 237153, 553357, 1660071]

約数ペア:

[(1, 1660071), (3, 553357), (7, 237153), (21, 79051), (23, 72177), (49, 33879), (69, 24059), (147, 11293), (161, 10311), (483, 3437), (491, 3381), (1127, 1473)]