215683706

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{353}}^1\times {\mathrm{2297}}^1$

素因数の和:2678

約数の個数: 32

約数和(自身を含む): 390476160

約数和(自身を除く): 174792454

約数列:

[1, 2, 7, 14, 19, 38, 133, 266, 353, 706, 2297, 2471, 4594, 4942, 6707, 13414, 16079, 32158, 43643, 46949, 87286, 93898, 305501, 611002, 810841, 1621682, 5675887, 11351774, 15405979, 30811958, 107841853, 215683706]

約数ペア:

[(1, 215683706), (2, 107841853), (7, 30811958), (14, 15405979), (19, 11351774), (38, 5675887), (133, 1621682), (266, 810841), (353, 611002), (706, 305501), (2297, 93898), (2471, 87286), (4594, 46949), (4942, 43643), (6707, 32158), (13414, 16079)]