30984968

素因数分解:

$2^3\times 7^1\times {\mathrm{71}}^1\times {\mathrm{7793}}^1$

素因数の和:7877

約数の個数: 32

約数和(自身を含む): 67340160

約数和(自身を除く): 36355192

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 71, 142, 284, 497, 568, 994, 1988, 3976, 7793, 15586, 31172, 54551, 62344, 109102, 218204, 436408, 553303, 1106606, 2213212, 3873121, 4426424, 7746242, 15492484, 30984968]

約数ペア:

[(1, 30984968), (2, 15492484), (4, 7746242), (7, 4426424), (8, 3873121), (14, 2213212), (28, 1106606), (56, 553303), (71, 436408), (142, 218204), (284, 109102), (497, 62344), (568, 54551), (994, 31172), (1988, 15586), (3976, 7793)]