71528758

素因数分解:

$2^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{73}}^1\times {\mathrm{179}}^1$

素因数の和:301

約数の個数: 64

約数和(自身を含む): 138101760

約数和(自身を除く): 66573002

約数列:

[1, 2, 7, 14, 17, 23, 34, 46, 73, 119, 146, 161, 179, 238, 322, 358, 391, 511, 782, 1022, 1241, 1253, 1679, 2482, 2506, 2737, 3043, 3358, 4117, 5474, 6086, 8234, 8687, 11753, 13067, 17374, 21301, 23506, 26134, 28543, 28819, 42602, 57086, 57638, 69989, 91469, 139978, 182938, 199801, 222139, 300541, 399602, 444278, 489923, 601082, 979846, 1554973, 2103787, 3109946, 4207574, 5109197, 10218394, 35764379, 71528758]

約数ペア:

[(1, 71528758), (2, 35764379), (7, 10218394), (14, 5109197), (17, 4207574), (23, 3109946), (34, 2103787), (46, 1554973), (73, 979846), (119, 601082), (146, 489923), (161, 444278), (179, 399602), (238, 300541), (322, 222139), (358, 199801), (391, 182938), (511, 139978), (782, 91469), (1022, 69989), (1241, 57638), (1253, 57086), (1679, 42602), (2482, 28819), (2506, 28543), (2737, 26134), (3043, 23506), (3358, 21301), (4117, 17374), (5474, 13067), (6086, 11753), (8234, 8687)]