173729997

素因数分解:

$3^2\times 7^1\times {\mathrm{41}}^1\times {\mathrm{103}}^1\times {\mathrm{653}}^1$

素因数の和:810

約数の個数: 48

約数和(自身を含む): 297093888

約数和(自身を除く): 123363891

約数列:

[1, 3, 7, 9, 21, 41, 63, 103, 123, 287, 309, 369, 653, 721, 861, 927, 1959, 2163, 2583, 4223, 4571, 5877, 6489, 12669, 13713, 26773, 29561, 38007, 41139, 67259, 80319, 88683, 187411, 201777, 240957, 266049, 470813, 562233, 605331, 1412439, 1686699, 2757619, 4237317, 8272857, 19303333, 24818571, 57909999, 173729997]

約数ペア:

[(1, 173729997), (3, 57909999), (7, 24818571), (9, 19303333), (21, 8272857), (41, 4237317), (63, 2757619), (103, 1686699), (123, 1412439), (287, 605331), (309, 562233), (369, 470813), (653, 266049), (721, 240957), (861, 201777), (927, 187411), (1959, 88683), (2163, 80319), (2583, 67259), (4223, 41139), (4571, 38007), (5877, 29561), (6489, 26773), (12669, 13713)]