331387398

素因数分解:

$2^1\times 3^2\times {\mathrm{19}}^1\times {\mathrm{139}}^1\times {\mathrm{6971}}^1$

素因数の和:7137

約数の個数: 48

約数和(自身を含む): 761342400

約数和(自身を除く): 429955002

約数列:

[1, 2, 3, 6, 9, 18, 19, 38, 57, 114, 139, 171, 278, 342, 417, 834, 1251, 2502, 2641, 5282, 6971, 7923, 13942, 15846, 20913, 23769, 41826, 47538, 62739, 125478, 132449, 264898, 397347, 794694, 968969, 1192041, 1937938, 2384082, 2906907, 5813814, 8720721, 17441442, 18410411, 36820822, 55231233, 110462466, 165693699, 331387398]

約数ペア:

[(1, 331387398), (2, 165693699), (3, 110462466), (6, 55231233), (9, 36820822), (18, 18410411), (19, 17441442), (38, 8720721), (57, 5813814), (114, 2906907), (139, 2384082), (171, 1937938), (278, 1192041), (342, 968969), (417, 794694), (834, 397347), (1251, 264898), (2502, 132449), (2641, 125478), (5282, 62739), (6971, 47538), (7923, 41826), (13942, 23769), (15846, 20913)]