15816393

素因数分解:

$3^2\times {\mathrm{47}}^1\times {\mathrm{139}}^1\times {\mathrm{269}}^1$

素因数の和:461

約数の個数: 24

約数和(自身を含む): 23587200

約数和(自身を除く): 7770807

約数列:

[1, 3, 9, 47, 139, 141, 269, 417, 423, 807, 1251, 2421, 6533, 12643, 19599, 37391, 37929, 58797, 112173, 113787, 336519, 1757377, 5272131, 15816393]

約数ペア:

[(1, 15816393), (3, 5272131), (9, 1757377), (47, 336519), (139, 113787), (141, 112173), (269, 58797), (417, 37929), (423, 37391), (807, 19599), (1251, 12643), (2421, 6533)]