256171149

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{1249}}^1\times {\mathrm{1753}}^1$

素因数の和:3021

約数の個数: 24

約数和(自身を含む): 399035000

約数和(自身を除く): 142863851

約数列:

[1, 3, 9, 13, 39, 117, 1249, 1753, 3747, 5259, 11241, 15777, 16237, 22789, 48711, 68367, 146133, 205101, 2189497, 6568491, 19705473, 28463461, 85390383, 256171149]

約数ペア:

[(1, 256171149), (3, 85390383), (9, 28463461), (13, 19705473), (39, 6568491), (117, 2189497), (1249, 205101), (1753, 146133), (3747, 68367), (5259, 48711), (11241, 22789), (15777, 16237)]