251119791

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{715441}}^1$

素因数の和:715463

約数の個数: 16

約数和(自身を含む): 400647520

約数和(自身を除く): 149527729

約数列:

[1, 3, 9, 13, 27, 39, 117, 351, 715441, 2146323, 6438969, 9300733, 19316907, 27902199, 83706597, 251119791]

約数ペア:

[(1, 251119791), (3, 83706597), (9, 27902199), (13, 19316907), (27, 9300733), (39, 6438969), (117, 2146323), (351, 715441)]