68777919

素因数分解:

$3^2\times 7^2\times {\mathrm{263}}^1\times {\mathrm{593}}^1$

素因数の和:876

約数の個数: 36

約数和(自身を含む): 116200656

約数和(自身を除く): 47422737

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 263, 441, 593, 789, 1779, 1841, 2367, 4151, 5337, 5523, 12453, 12887, 16569, 29057, 37359, 38661, 87171, 115983, 155959, 261513, 467877, 1091713, 1403631, 3275139, 7641991, 9825417, 22925973, 68777919]

約数ペア:

[(1, 68777919), (3, 22925973), (7, 9825417), (9, 7641991), (21, 3275139), (49, 1403631), (63, 1091713), (147, 467877), (263, 261513), (441, 155959), (593, 115983), (789, 87171), (1779, 38661), (1841, 37359), (2367, 29057), (4151, 16569), (5337, 12887), (5523, 12453)]