171931487

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{59}}^1\times {\mathrm{1033}}^1$

素因数の和:1143

約数の個数: 32

約数和(自身を含む): 222351360

約数和(自身を除く): 50419873

約数列:

[1, 7, 13, 31, 59, 91, 217, 403, 413, 767, 1033, 1829, 2821, 5369, 7231, 12803, 13429, 23777, 32023, 60947, 94003, 166439, 224161, 416299, 426629, 792311, 1889357, 2914093, 5546177, 13225499, 24561641, 171931487]

約数ペア:

[(1, 171931487), (7, 24561641), (13, 13225499), (31, 5546177), (59, 2914093), (91, 1889357), (217, 792311), (403, 426629), (413, 416299), (767, 224161), (1033, 166439), (1829, 94003), (2821, 60947), (5369, 32023), (7231, 23777), (12803, 13429)]