22725171

素因数分解:

$3^3\times 7^2\times {\mathrm{89}}^1\times {\mathrm{193}}^1$

素因数の和:305

約数の個数: 48

約数和(自身を含む): 39808800

約数和(自身を除く): 17083629

約数列:

[1, 3, 7, 9, 21, 27, 49, 63, 89, 147, 189, 193, 267, 441, 579, 623, 801, 1323, 1351, 1737, 1869, 2403, 4053, 4361, 5211, 5607, 9457, 12159, 13083, 16821, 17177, 28371, 36477, 39249, 51531, 85113, 117747, 120239, 154593, 255339, 360717, 463779, 841673, 1082151, 2525019, 3246453, 7575057, 22725171]

約数ペア:

[(1, 22725171), (3, 7575057), (7, 3246453), (9, 2525019), (21, 1082151), (27, 841673), (49, 463779), (63, 360717), (89, 255339), (147, 154593), (189, 120239), (193, 117747), (267, 85113), (441, 51531), (579, 39249), (623, 36477), (801, 28371), (1323, 17177), (1351, 16821), (1737, 13083), (1869, 12159), (2403, 9457), (4053, 5607), (4361, 5211)]