213171283

素因数分解:

${\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{307}}^1\times {\mathrm{1723}}^1$

素因数の和:2074

約数の個数: 16

約数和(自身を含む): 237884416

約数和(自身を除く): 24713133

約数列:

[1, 13, 31, 307, 403, 1723, 3991, 9517, 22399, 53413, 123721, 528961, 694369, 6876493, 16397791, 213171283]

約数ペア:

[(1, 213171283), (13, 16397791), (31, 6876493), (307, 694369), (403, 528961), (1723, 123721), (3991, 53413), (9517, 22399)]