173669223

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{20521}}^1$

素因数の和:20575

約数の個数: 32

約数和(自身を含む): 294203392

約数和(自身を除く): 120534169

約数列:

[1, 3, 7, 13, 21, 31, 39, 91, 93, 217, 273, 403, 651, 1209, 2821, 8463, 20521, 61563, 143647, 266773, 430941, 636151, 800319, 1867411, 1908453, 4453057, 5602233, 8269963, 13359171, 24809889, 57889741, 173669223]

約数ペア:

[(1, 173669223), (3, 57889741), (7, 24809889), (13, 13359171), (21, 8269963), (31, 5602233), (39, 4453057), (91, 1908453), (93, 1867411), (217, 800319), (273, 636151), (403, 430941), (651, 266773), (1209, 143647), (2821, 61563), (8463, 20521)]