815651538

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{1621}}^1\times {\mathrm{6451}}^1$

素因数の和:8090

約数の個数: 32

約数和(自身を含む): 1758144192

約数和(自身を除く): 942492654

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 1621, 3242, 4863, 6451, 9726, 12902, 19353, 21073, 38706, 42146, 63219, 83863, 126438, 167726, 251589, 503178, 10457071, 20914142, 31371213, 62742426, 135941923, 271883846, 407825769, 815651538]

約数ペア:

[(1, 815651538), (2, 407825769), (3, 271883846), (6, 135941923), (13, 62742426), (26, 31371213), (39, 20914142), (78, 10457071), (1621, 503178), (3242, 251589), (4863, 167726), (6451, 126438), (9726, 83863), (12902, 63219), (19353, 42146), (21073, 38706)]