12779347

素因数分解:

$7^2\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{179}}^1$

素因数の和:271

約数の個数: 24

約数和(自身を含む): 15759360

約数和(自身を除く): 2980013

約数列:

[1, 7, 31, 47, 49, 179, 217, 329, 1253, 1457, 1519, 2303, 5549, 8413, 8771, 10199, 38843, 58891, 71393, 260803, 271901, 412237, 1825621, 12779347]

約数ペア:

[(1, 12779347), (7, 1825621), (31, 412237), (47, 271901), (49, 260803), (179, 71393), (217, 58891), (329, 38843), (1253, 10199), (1457, 8771), (1519, 8413), (2303, 5549)]