13331408

素因数分解:

$2^4\times {\mathrm{53}}^1\times {\mathrm{79}}^1\times {\mathrm{199}}^1$

素因数の和:339

約数の個数: 40

約数和(自身を含む): 26784000

約数和(自身を除く): 13452592

約数列:

[1, 2, 4, 8, 16, 53, 79, 106, 158, 199, 212, 316, 398, 424, 632, 796, 848, 1264, 1592, 3184, 4187, 8374, 10547, 15721, 16748, 21094, 31442, 33496, 42188, 62884, 66992, 84376, 125768, 168752, 251536, 833213, 1666426, 3332852, 6665704, 13331408]

約数ペア:

[(1, 13331408), (2, 6665704), (4, 3332852), (8, 1666426), (16, 833213), (53, 251536), (79, 168752), (106, 125768), (158, 84376), (199, 66992), (212, 62884), (316, 42188), (398, 33496), (424, 31442), (632, 21094), (796, 16748), (848, 15721), (1264, 10547), (1592, 8374), (3184, 4187)]