81719988

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{51203}}^1$

素因数の和:51236

約数の個数: 48

約数和(自身を含む): 229393920

約数和(自身を除く): 147673932

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 19, 21, 28, 38, 42, 57, 76, 84, 114, 133, 228, 266, 399, 532, 798, 1596, 51203, 102406, 153609, 204812, 307218, 358421, 614436, 716842, 972857, 1075263, 1433684, 1945714, 2150526, 2918571, 3891428, 4301052, 5837142, 6809999, 11674284, 13619998, 20429997, 27239996, 40859994, 81719988]

約数ペア:

[(1, 81719988), (2, 40859994), (3, 27239996), (4, 20429997), (6, 13619998), (7, 11674284), (12, 6809999), (14, 5837142), (19, 4301052), (21, 3891428), (28, 2918571), (38, 2150526), (42, 1945714), (57, 1433684), (76, 1075263), (84, 972857), (114, 716842), (133, 614436), (228, 358421), (266, 307218), (399, 204812), (532, 153609), (798, 102406), (1596, 51203)]