816571395

素因数分解:

$3^3\times 5^1\times {\mathrm{317}}^1\times {\mathrm{19081}}^1$

素因数の和:19412

約数の個数: 32

約数和(自身を含む): 1456338240

約数和(自身を除く): 639766845

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 317, 951, 1585, 2853, 4755, 8559, 14265, 19081, 42795, 57243, 95405, 171729, 286215, 515187, 858645, 2575935, 6048677, 18146031, 30243385, 54438093, 90730155, 163314279, 272190465, 816571395]

約数ペア:

[(1, 816571395), (3, 272190465), (5, 163314279), (9, 90730155), (15, 54438093), (27, 30243385), (45, 18146031), (135, 6048677), (317, 2575935), (951, 858645), (1585, 515187), (2853, 286215), (4755, 171729), (8559, 95405), (14265, 57243), (19081, 42795)]