201491185

素因数分解:

$5^1\times 7^2\times {\mathrm{277}}^1\times {\mathrm{2969}}^1$

素因数の和:3265

約数の個数: 24

約数和(自身を含む): 282375720

約数和(自身を除く): 80884535

約数列:

[1, 5, 7, 35, 49, 245, 277, 1385, 1939, 2969, 9695, 13573, 14845, 20783, 67865, 103915, 145481, 727405, 822413, 4112065, 5756891, 28784455, 40298237, 201491185]

約数ペア:

[(1, 201491185), (5, 40298237), (7, 28784455), (35, 5756891), (49, 4112065), (245, 822413), (277, 727405), (1385, 145481), (1939, 103915), (2969, 67865), (9695, 20783), (13573, 14845)]