158578238

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{881}}^1$

素因数の和:969

約数の個数: 64

約数和(自身を含む): 312947712

約数和(自身を除く): 154369474

約数列:

[1, 2, 7, 13, 14, 23, 26, 43, 46, 86, 91, 161, 182, 299, 301, 322, 559, 598, 602, 881, 989, 1118, 1762, 1978, 2093, 3913, 4186, 6167, 6923, 7826, 11453, 12334, 12857, 13846, 20263, 22906, 25714, 37883, 40526, 75766, 80171, 89999, 141841, 160342, 179998, 263419, 265181, 283682, 492479, 526838, 530362, 871309, 984958, 1742618, 1843933, 3447353, 3687866, 6099163, 6894706, 11327017, 12198326, 22654034, 79289119, 158578238]

約数ペア:

[(1, 158578238), (2, 79289119), (7, 22654034), (13, 12198326), (14, 11327017), (23, 6894706), (26, 6099163), (43, 3687866), (46, 3447353), (86, 1843933), (91, 1742618), (161, 984958), (182, 871309), (299, 530362), (301, 526838), (322, 492479), (559, 283682), (598, 265181), (602, 263419), (881, 179998), (989, 160342), (1118, 141841), (1762, 89999), (1978, 80171), (2093, 75766), (3913, 40526), (4186, 37883), (6167, 25714), (6923, 22906), (7826, 20263), (11453, 13846), (12334, 12857)]