68997447

素因数分解:

$3^3\times {\mathrm{23}}^1\times {\mathrm{137}}^1\times {\mathrm{811}}^1$

素因数の和:980

約数の個数: 32

約数和(自身を含む): 107573760

約数和(自身を除く): 38576313

約数列:

[1, 3, 9, 23, 27, 69, 137, 207, 411, 621, 811, 1233, 2433, 3151, 3699, 7299, 9453, 18653, 21897, 28359, 55959, 85077, 111107, 167877, 333321, 503631, 999963, 2555461, 2999889, 7666383, 22999149, 68997447]

約数ペア:

[(1, 68997447), (3, 22999149), (9, 7666383), (23, 2999889), (27, 2555461), (69, 999963), (137, 503631), (207, 333321), (411, 167877), (621, 111107), (811, 85077), (1233, 55959), (2433, 28359), (3151, 21897), (3699, 18653), (7299, 9453)]