71001756

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{139}}^1\times {\mathrm{2027}}^1$

素因数の和:2183

約数の個数: 72

約数和(自身を含む): 206693760

約数和(自身を除く): 135692004

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 139, 252, 278, 417, 556, 834, 973, 1251, 1668, 1946, 2027, 2502, 2919, 3892, 4054, 5004, 5838, 6081, 8108, 8757, 11676, 12162, 14189, 17514, 18243, 24324, 28378, 35028, 36486, 42567, 56756, 72972, 85134, 127701, 170268, 255402, 281753, 510804, 563506, 845259, 1127012, 1690518, 1972271, 2535777, 3381036, 3944542, 5071554, 5916813, 7889084, 10143108, 11833626, 17750439, 23667252, 35500878, 71001756]

約数ペア:

[(1, 71001756), (2, 35500878), (3, 23667252), (4, 17750439), (6, 11833626), (7, 10143108), (9, 7889084), (12, 5916813), (14, 5071554), (18, 3944542), (21, 3381036), (28, 2535777), (36, 1972271), (42, 1690518), (63, 1127012), (84, 845259), (126, 563506), (139, 510804), (252, 281753), (278, 255402), (417, 170268), (556, 127701), (834, 85134), (973, 72972), (1251, 56756), (1668, 42567), (1946, 36486), (2027, 35028), (2502, 28378), (2919, 24324), (3892, 18243), (4054, 17514), (5004, 14189), (5838, 12162), (6081, 11676), (8108, 8757)]