917386561

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{191}}^1\times {\mathrm{1123}}^1$

素因数の和:1381

約数の個数: 32

約数和(自身を含む): 1160183808

約数和(自身を除く): 242797247

約数列:

[1, 7, 13, 47, 91, 191, 329, 611, 1123, 1337, 2483, 4277, 7861, 8977, 14599, 17381, 52781, 62839, 102193, 116701, 214493, 369467, 686153, 816907, 1501451, 2788409, 4803071, 10081171, 19518863, 70568197, 131055223, 917386561]

約数ペア:

[(1, 917386561), (7, 131055223), (13, 70568197), (47, 19518863), (91, 10081171), (191, 4803071), (329, 2788409), (611, 1501451), (1123, 816907), (1337, 686153), (2483, 369467), (4277, 214493), (7861, 116701), (8977, 102193), (14599, 62839), (17381, 52781)]