491330386771

素因数分解:

$7^1\times {\mathrm{151}}^1\times {\mathrm{223}}^1\times {\mathrm{1151}}^1\times {\mathrm{1811}}^1$

素因数の和:3343

約数の個数: 32

約数和(自身を含む): 568580898816

約数和(自身を除く): 77250512045

約数列:

[1, 7, 151, 223, 1057, 1151, 1561, 1811, 8057, 12677, 33673, 173801, 235711, 256673, 273461, 403853, 1216607, 1796711, 1914227, 2084461, 2826971, 14591227, 38757623, 60981803, 271303361, 314753611, 426872621, 464834803, 2203275277, 3253843621, 70190055253, 491330386771]

約数ペア:

[(1, 491330386771), (7, 70190055253), (151, 3253843621), (223, 2203275277), (1057, 464834803), (1151, 426872621), (1561, 314753611), (1811, 271303361), (8057, 60981803), (12677, 38757623), (33673, 14591227), (173801, 2826971), (235711, 2084461), (256673, 1914227), (273461, 1796711), (403853, 1216607)]