84678968

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{971}}^1\times {\mathrm{991}}^1$

素因数の和:1979

約数の個数: 32

約数和(自身を含む): 173560320

約数和(自身を除く): 88881352

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 971, 991, 1942, 1982, 3884, 3964, 7768, 7928, 10681, 10901, 21362, 21802, 42724, 43604, 85448, 87208, 962261, 1924522, 3849044, 7698088, 10584871, 21169742, 42339484, 84678968]

約数ペア:

[(1, 84678968), (2, 42339484), (4, 21169742), (8, 10584871), (11, 7698088), (22, 3849044), (44, 1924522), (88, 962261), (971, 87208), (991, 85448), (1942, 43604), (1982, 42724), (3884, 21802), (3964, 21362), (7768, 10901), (7928, 10681)]