219956156

素因数分解:

$2^2\times 7^1\times {\mathrm{317}}^1\times {\mathrm{24781}}^1$

素因数の和:25109

約数の個数: 24

約数和(自身を含む): 441317856

約数和(自身を除く): 221361700

約数列:

[1, 2, 4, 7, 14, 28, 317, 634, 1268, 2219, 4438, 8876, 24781, 49562, 99124, 173467, 346934, 693868, 7855577, 15711154, 31422308, 54989039, 109978078, 219956156]

約数ペア:

[(1, 219956156), (2, 109978078), (4, 54989039), (7, 31422308), (14, 15711154), (28, 7855577), (317, 693868), (634, 346934), (1268, 173467), (2219, 99124), (4438, 49562), (8876, 24781)]