79792778

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{149}}^1\times {\mathrm{479}}^1$

素因数の和:686

約数の個数: 32

約数和(自身を含む): 133056000

約数和(自身を除く): 53263222

約数列:

[1, 2, 13, 26, 43, 86, 149, 298, 479, 559, 958, 1118, 1937, 3874, 6227, 6407, 12454, 12814, 20597, 41194, 71371, 83291, 142742, 166582, 267761, 535522, 927823, 1855646, 3068953, 6137906, 39896389, 79792778]

約数ペア:

[(1, 79792778), (2, 39896389), (13, 6137906), (26, 3068953), (43, 1855646), (86, 927823), (149, 535522), (298, 267761), (479, 166582), (559, 142742), (958, 83291), (1118, 71371), (1937, 41194), (3874, 20597), (6227, 12814), (6407, 12454)]