199379715

素因数分解:

$3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{187211}}^1$

素因数の和:187290

約数の個数: 16

約数和(自身を含む): 323502336

約数和(自身を除く): 124122621

約数列:

[1, 3, 5, 15, 71, 213, 355, 1065, 187211, 561633, 936055, 2808165, 13291981, 39875943, 66459905, 199379715]

約数ペア:

[(1, 199379715), (3, 66459905), (5, 39875943), (15, 13291981), (71, 2808165), (213, 936055), (355, 561633), (1065, 187211)]