68721464

素因数分解:

$2^3\times 7^1\times {\mathrm{223}}^1\times {\mathrm{5503}}^1$

素因数の和:5739

約数の個数: 32

約数和(自身を含む): 147947520

約数和(自身を除く): 79226056

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 223, 446, 892, 1561, 1784, 3122, 5503, 6244, 11006, 12488, 22012, 38521, 44024, 77042, 154084, 308168, 1227169, 2454338, 4908676, 8590183, 9817352, 17180366, 34360732, 68721464]

約数ペア:

[(1, 68721464), (2, 34360732), (4, 17180366), (7, 9817352), (8, 8590183), (14, 4908676), (28, 2454338), (56, 1227169), (223, 308168), (446, 154084), (892, 77042), (1561, 44024), (1784, 38521), (3122, 22012), (5503, 12488), (6244, 11006)]