78794715

素因数分解:

$3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{239}}^1\times {\mathrm{709}}^1$

素因数の和:987

約数の個数: 32

約数和(自身を含む): 130867200

約数和(自身を除く): 52072485

約数列:

[1, 3, 5, 15, 31, 93, 155, 239, 465, 709, 717, 1195, 2127, 3545, 3585, 7409, 10635, 21979, 22227, 37045, 65937, 109895, 111135, 169451, 329685, 508353, 847255, 2541765, 5252981, 15758943, 26264905, 78794715]

約数ペア:

[(1, 78794715), (3, 26264905), (5, 15758943), (15, 5252981), (31, 2541765), (93, 847255), (155, 508353), (239, 329685), (465, 169451), (709, 111135), (717, 109895), (1195, 65937), (2127, 37045), (3545, 22227), (3585, 21979), (7409, 10635)]