313660516

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{128339}}^1$

素因数の和:128403

約数の個数: 24

約数和(自身を含む): 603711360

約数和(自身を除く): 290050844

約数列:

[1, 2, 4, 13, 26, 47, 52, 94, 188, 611, 1222, 2444, 128339, 256678, 513356, 1668407, 3336814, 6031933, 6673628, 12063866, 24127732, 78415129, 156830258, 313660516]

約数ペア:

[(1, 313660516), (2, 156830258), (4, 78415129), (13, 24127732), (26, 12063866), (47, 6673628), (52, 6031933), (94, 3336814), (188, 1668407), (611, 513356), (1222, 256678), (2444, 128339)]