865982805

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{78977}}^1$

素因数の和:79045

約数の個数: 32

約数和(自身を含む): 1501213824

約数和(自身を除く): 635231019

約数列:

[1, 3, 5, 15, 17, 43, 51, 85, 129, 215, 255, 645, 731, 2193, 3655, 10965, 78977, 236931, 394885, 1184655, 1342609, 3396011, 4027827, 6713045, 10188033, 16980055, 20139135, 50940165, 57732187, 173196561, 288660935, 865982805]

約数ペア:

[(1, 865982805), (3, 288660935), (5, 173196561), (15, 57732187), (17, 50940165), (43, 20139135), (51, 16980055), (85, 10188033), (129, 6713045), (215, 4027827), (255, 3396011), (645, 1342609), (731, 1184655), (2193, 394885), (3655, 236931), (10965, 78977)]