319421151

素因数分解:

$3^4\times 7^3\times {\mathrm{11497}}^1$

素因数の和:11530

約数の個数: 40

約数和(自身を含む): 556503200

約数和(自身を除く): 237082049

約数列:

[1, 3, 7, 9, 21, 27, 49, 63, 81, 147, 189, 343, 441, 567, 1029, 1323, 3087, 3969, 9261, 11497, 27783, 34491, 80479, 103473, 241437, 310419, 563353, 724311, 931257, 1690059, 2172933, 3943471, 5070177, 6518799, 11830413, 15210531, 35491239, 45631593, 106473717, 319421151]

約数ペア:

[(1, 319421151), (3, 106473717), (7, 45631593), (9, 35491239), (21, 15210531), (27, 11830413), (49, 6518799), (63, 5070177), (81, 3943471), (147, 2172933), (189, 1690059), (343, 931257), (441, 724311), (567, 563353), (1029, 310419), (1323, 241437), (3087, 103473), (3969, 80479), (9261, 34491), (11497, 27783)]