313087719

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^2\times {\mathrm{41299}}^1$

素因数の和:41347

約数の個数: 24

約数和(自身を含む): 503529600

約数和(自身を除く): 190441881

約数列:

[1, 3, 7, 19, 21, 57, 133, 361, 399, 1083, 2527, 7581, 41299, 123897, 289093, 784681, 867279, 2354043, 5492767, 14908939, 16478301, 44726817, 104362573, 313087719]

約数ペア:

[(1, 313087719), (3, 104362573), (7, 44726817), (19, 16478301), (21, 14908939), (57, 5492767), (133, 2354043), (361, 867279), (399, 784681), (1083, 289093), (2527, 123897), (7581, 41299)]