78011878

素因数分解:

$2^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{433}}^1\times {\mathrm{757}}^1$

素因数の和:1216

約数の個数: 32

約数和(自身を含む): 142115904

約数和(自身を除く): 64104026

約数列:

[1, 2, 7, 14, 17, 34, 119, 238, 433, 757, 866, 1514, 3031, 5299, 6062, 7361, 10598, 12869, 14722, 25738, 51527, 90083, 103054, 180166, 327781, 655562, 2294467, 4588934, 5572277, 11144554, 39005939, 78011878]

約数ペア:

[(1, 78011878), (2, 39005939), (7, 11144554), (14, 5572277), (17, 4588934), (34, 2294467), (119, 655562), (238, 327781), (433, 180166), (757, 103054), (866, 90083), (1514, 51527), (3031, 25738), (5299, 14722), (6062, 12869), (7361, 10598)]