172899405

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{73}}^2\times {\mathrm{103}}^1$

素因数の和:267

約数の個数: 72

約数和(自身を含む): 350633088

約数和(自身を除く): 177733683

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 63, 73, 103, 105, 219, 309, 315, 365, 511, 515, 657, 721, 927, 1095, 1533, 1545, 2163, 2555, 3285, 3605, 4599, 4635, 5329, 6489, 7519, 7665, 10815, 15987, 22557, 22995, 26645, 32445, 37303, 37595, 47961, 52633, 67671, 79935, 111909, 112785, 157899, 186515, 239805, 263165, 335727, 338355, 473697, 548887, 559545, 789495, 1646661, 1678635, 2368485, 2744435, 3842209, 4939983, 8233305, 11526627, 19211045, 24699915, 34579881, 57633135, 172899405]

約数ペア:

[(1, 172899405), (3, 57633135), (5, 34579881), (7, 24699915), (9, 19211045), (15, 11526627), (21, 8233305), (35, 4939983), (45, 3842209), (63, 2744435), (73, 2368485), (103, 1678635), (105, 1646661), (219, 789495), (309, 559545), (315, 548887), (365, 473697), (511, 338355), (515, 335727), (657, 263165), (721, 239805), (927, 186515), (1095, 157899), (1533, 112785), (1545, 111909), (2163, 79935), (2555, 67671), (3285, 52633), (3605, 47961), (4599, 37595), (4635, 37303), (5329, 32445), (6489, 26645), (7519, 22995), (7665, 22557), (10815, 15987)]