15983379

素因数分解:

$3^3\times {\mathrm{29}}^1\times {\mathrm{137}}^1\times {\mathrm{149}}^1$

素因数の和:324

約数の個数: 32

約数和(自身を含む): 24840000

約数和(自身を除く): 8856621

約数列:

[1, 3, 9, 27, 29, 87, 137, 149, 261, 411, 447, 783, 1233, 1341, 3699, 3973, 4023, 4321, 11919, 12963, 20413, 35757, 38889, 61239, 107271, 116667, 183717, 551151, 591977, 1775931, 5327793, 15983379]

約数ペア:

[(1, 15983379), (3, 5327793), (9, 1775931), (27, 591977), (29, 551151), (87, 183717), (137, 116667), (149, 107271), (261, 61239), (411, 38889), (447, 35757), (783, 20413), (1233, 12963), (1341, 11919), (3699, 4321), (3973, 4023)]