212349137

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{307}}^1\times {\mathrm{691}}^1$

素因数の和:1029

約数の個数: 32

約数和(自身を含む): 286454784

約数和(自身を除く): 74105647

約数列:

[1, 7, 11, 13, 77, 91, 143, 307, 691, 1001, 2149, 3377, 3991, 4837, 7601, 8983, 23639, 27937, 43901, 53207, 62881, 98813, 212137, 307307, 691691, 1484959, 2333507, 2757781, 16334549, 19304467, 30335591, 212349137]

約数ペア:

[(1, 212349137), (7, 30335591), (11, 19304467), (13, 16334549), (77, 2757781), (91, 2333507), (143, 1484959), (307, 691691), (691, 307307), (1001, 212137), (2149, 98813), (3377, 62881), (3991, 53207), (4837, 43901), (7601, 27937), (8983, 23639)]