668897138

素因数分解:

$2^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{11171}}^1$

素因数の和:11247

約数の個数: 48

約数和(自身を含む): 1283796864

約数和(自身を除く): 614899726

約数列:

[1, 2, 7, 13, 14, 26, 47, 49, 91, 94, 98, 182, 329, 611, 637, 658, 1222, 1274, 2303, 4277, 4606, 8554, 11171, 22342, 29939, 59878, 78197, 145223, 156394, 290446, 525037, 547379, 1016561, 1050074, 1094758, 2033122, 3675259, 6825481, 7115927, 7350518, 13650962, 14231854, 25726813, 47778367, 51453626, 95556734, 334448569, 668897138]

約数ペア:

[(1, 668897138), (2, 334448569), (7, 95556734), (13, 51453626), (14, 47778367), (26, 25726813), (47, 14231854), (49, 13650962), (91, 7350518), (94, 7115927), (98, 6825481), (182, 3675259), (329, 2033122), (611, 1094758), (637, 1050074), (658, 1016561), (1222, 547379), (1274, 525037), (2303, 290446), (4277, 156394), (4606, 145223), (8554, 78197), (11171, 59878), (22342, 29939)]