12581752204

素因数分解:

$2^2\times 7^1\times {\mathrm{101}}^1\times {\mathrm{389}}^1\times {\mathrm{11437}}^1$

素因数の和:11938

約数の個数: 48

約数和(自身を含む): 25480203840

約数和(自身を除く): 12898451636

約数列:

[1, 2, 4, 7, 14, 28, 101, 202, 389, 404, 707, 778, 1414, 1556, 2723, 2828, 5446, 10892, 11437, 22874, 39289, 45748, 78578, 80059, 157156, 160118, 275023, 320236, 550046, 1100092, 1155137, 2310274, 4448993, 4620548, 8085959, 8897986, 16171918, 17795972, 31142951, 32343836, 62285902, 124571804, 449348293, 898696586, 1797393172, 3145438051, 6290876102, 12581752204]

約数ペア:

[(1, 12581752204), (2, 6290876102), (4, 3145438051), (7, 1797393172), (14, 898696586), (28, 449348293), (101, 124571804), (202, 62285902), (389, 32343836), (404, 31142951), (707, 17795972), (778, 16171918), (1414, 8897986), (1556, 8085959), (2723, 4620548), (2828, 4448993), (5446, 2310274), (10892, 1155137), (11437, 1100092), (22874, 550046), (39289, 320236), (45748, 275023), (78578, 160118), (80059, 157156)]