18152289

素因数分解:

$3^3\times {\mathrm{29}}^1\times {\mathrm{97}}^1\times {\mathrm{239}}^1$

素因数の和:374

約数の個数: 32

約数和(自身を含む): 28224000

約数和(自身を除く): 10071711

約数列:

[1, 3, 9, 27, 29, 87, 97, 239, 261, 291, 717, 783, 873, 2151, 2619, 2813, 6453, 6931, 8439, 20793, 23183, 25317, 62379, 69549, 75951, 187137, 208647, 625941, 672307, 2016921, 6050763, 18152289]

約数ペア:

[(1, 18152289), (3, 6050763), (9, 2016921), (27, 672307), (29, 625941), (87, 208647), (97, 187137), (239, 75951), (261, 69549), (291, 62379), (717, 25317), (783, 23183), (873, 20793), (2151, 8439), (2619, 6931), (2813, 6453)]