1566762964

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{71}}^2\times {\mathrm{139}}^1$

素因数の和:341

約数の個数: 72

約数和(自身を含む): 3086615840

約数和(自身を除く): 1519852876

約数列:

[1, 2, 4, 13, 26, 43, 52, 71, 86, 139, 142, 172, 278, 284, 556, 559, 923, 1118, 1807, 1846, 2236, 3053, 3614, 3692, 5041, 5977, 6106, 7228, 9869, 10082, 11954, 12212, 19738, 20164, 23908, 39476, 39689, 65533, 77701, 79378, 128297, 131066, 155402, 158756, 216763, 256594, 262132, 310804, 424367, 433526, 513188, 700699, 848734, 867052, 1401398, 1697468, 2802796, 2817919, 5516771, 5635838, 9109087, 11033542, 11271676, 18218174, 22067084, 30130057, 36436348, 60260114, 120520228, 391690741, 783381482, 1566762964]

約数ペア:

[(1, 1566762964), (2, 783381482), (4, 391690741), (13, 120520228), (26, 60260114), (43, 36436348), (52, 30130057), (71, 22067084), (86, 18218174), (139, 11271676), (142, 11033542), (172, 9109087), (278, 5635838), (284, 5516771), (556, 2817919), (559, 2802796), (923, 1697468), (1118, 1401398), (1807, 867052), (1846, 848734), (2236, 700699), (3053, 513188), (3614, 433526), (3692, 424367), (5041, 310804), (5977, 262132), (6106, 256594), (7228, 216763), (9869, 158756), (10082, 155402), (11954, 131066), (12212, 128297), (19738, 79378), (20164, 77701), (23908, 65533), (39476, 39689)]