16027389

素因数分解:

$3^4\times 7^1\times {\mathrm{23}}^1\times {\mathrm{1229}}^1$

素因数の和:1271

約数の個数: 40

約数和(自身を含む): 28575360

約数和(自身を除く): 12547971

約数列:

[1, 3, 7, 9, 21, 23, 27, 63, 69, 81, 161, 189, 207, 483, 567, 621, 1229, 1449, 1863, 3687, 4347, 8603, 11061, 13041, 25809, 28267, 33183, 77427, 84801, 99549, 197869, 232281, 254403, 593607, 696843, 763209, 1780821, 2289627, 5342463, 16027389]

約数ペア:

[(1, 16027389), (3, 5342463), (7, 2289627), (9, 1780821), (21, 763209), (23, 696843), (27, 593607), (63, 254403), (69, 232281), (81, 197869), (161, 99549), (189, 84801), (207, 77427), (483, 33183), (567, 28267), (621, 25809), (1229, 13041), (1449, 11061), (1863, 8603), (3687, 4347)]