318513455

素因数分解:

$5^1\times {\mathrm{13}}^2\times {\mathrm{71}}^1\times {\mathrm{5309}}^1$

素因数の和:5411

約数の個数: 24

約数和(自身を含む): 419787360

約数和(自身を除く): 101273905

約数列:

[1, 5, 13, 65, 71, 169, 355, 845, 923, 4615, 5309, 11999, 26545, 59995, 69017, 345085, 376939, 897221, 1884695, 4486105, 4900207, 24501035, 63702691, 318513455]

約数ペア:

[(1, 318513455), (5, 63702691), (13, 24501035), (65, 4900207), (71, 4486105), (169, 1884695), (355, 897221), (845, 376939), (923, 345085), (4615, 69017), (5309, 59995), (11999, 26545)]