8212815

素因数分解:

$3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{101}}^1\times {\mathrm{139}}^1$

素因数の和:264

約数の個数: 48

約数和(自身を含む): 15593760

約数和(自身を除く): 7380945

約数列:

[1, 3, 5, 9, 13, 15, 39, 45, 65, 101, 117, 139, 195, 303, 417, 505, 585, 695, 909, 1251, 1313, 1515, 1807, 2085, 3939, 4545, 5421, 6255, 6565, 9035, 11817, 14039, 16263, 19695, 27105, 42117, 59085, 70195, 81315, 126351, 182507, 210585, 547521, 631755, 912535, 1642563, 2737605, 8212815]

約数ペア:

[(1, 8212815), (3, 2737605), (5, 1642563), (9, 912535), (13, 631755), (15, 547521), (39, 210585), (45, 182507), (65, 126351), (101, 81315), (117, 70195), (139, 59085), (195, 42117), (303, 27105), (417, 19695), (505, 16263), (585, 14039), (695, 11817), (909, 9035), (1251, 6565), (1313, 6255), (1515, 5421), (1807, 4545), (2085, 3939)]