395045181

素因数分解:

$3^4\times {\mathrm{619}}^1\times {\mathrm{7879}}^1$

素因数の和:8510

約数の個数: 20

約数和(自身を含む): 591157600

約数和(自身を除く): 196112419

約数列:

[1, 3, 9, 27, 81, 619, 1857, 5571, 7879, 16713, 23637, 50139, 70911, 212733, 638199, 4877101, 14631303, 43893909, 131681727, 395045181]

約数ペア:

[(1, 395045181), (3, 131681727), (9, 43893909), (27, 14631303), (81, 4877101), (619, 638199), (1857, 212733), (5571, 70911), (7879, 50139), (16713, 23637)]