157220301

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{440393}}^1$

素因数の和:440420

約数の個数: 16

約数和(自身を含む): 253666944

約数和(自身を除く): 96446643

約数列:

[1, 3, 7, 17, 21, 51, 119, 357, 440393, 1321179, 3082751, 7486681, 9248253, 22460043, 52406767, 157220301]

約数ペア:

[(1, 157220301), (3, 52406767), (7, 22460043), (17, 9248253), (21, 7486681), (51, 3082751), (119, 1321179), (357, 440393)]