1720446

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{137}}^1$

素因数の和:185

約数の個数: 64

約数和(自身を含む): 4451328

約数和(自身を除く): 2730882

約数列:

[1, 2, 3, 6, 7, 13, 14, 21, 23, 26, 39, 42, 46, 69, 78, 91, 137, 138, 161, 182, 273, 274, 299, 322, 411, 483, 546, 598, 822, 897, 959, 966, 1781, 1794, 1918, 2093, 2877, 3151, 3562, 4186, 5343, 5754, 6279, 6302, 9453, 10686, 12467, 12558, 18906, 22057, 24934, 37401, 40963, 44114, 66171, 74802, 81926, 122889, 132342, 245778, 286741, 573482, 860223, 1720446]

約数ペア:

[(1, 1720446), (2, 860223), (3, 573482), (6, 286741), (7, 245778), (13, 132342), (14, 122889), (21, 81926), (23, 74802), (26, 66171), (39, 44114), (42, 40963), (46, 37401), (69, 24934), (78, 22057), (91, 18906), (137, 12558), (138, 12467), (161, 10686), (182, 9453), (273, 6302), (274, 6279), (299, 5754), (322, 5343), (411, 4186), (483, 3562), (546, 3151), (598, 2877), (822, 2093), (897, 1918), (959, 1794), (966, 1781)]