212334717

素因数分解:

$3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{5347}}^1$

素因数の和:5449

約数の個数: 32

約数和(自身を含む): 339533824

約数和(自身を除く): 127199107

約数列:

[1, 3, 7, 21, 31, 61, 93, 183, 217, 427, 651, 1281, 1891, 5347, 5673, 13237, 16041, 37429, 39711, 112287, 165757, 326167, 497271, 978501, 1160299, 2283169, 3480897, 6849507, 10111177, 30333531, 70778239, 212334717]

約数ペア:

[(1, 212334717), (3, 70778239), (7, 30333531), (21, 10111177), (31, 6849507), (61, 3480897), (93, 2283169), (183, 1160299), (217, 978501), (427, 497271), (651, 326167), (1281, 165757), (1891, 112287), (5347, 39711), (5673, 37429), (13237, 16041)]