56455215

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{221393}}^1$

素因数の和:221418

約数の個数: 16

約数和(自身を含む): 95642208

約数和(自身を除く): 39186993

約数列:

[1, 3, 5, 15, 17, 51, 85, 255, 221393, 664179, 1106965, 3320895, 3763681, 11291043, 18818405, 56455215]

約数ペア:

[(1, 56455215), (3, 18818405), (5, 11291043), (15, 3763681), (17, 3320895), (51, 1106965), (85, 664179), (255, 221393)]