9431128

素因数分解:

$2^3\times 7^4\times {\mathrm{491}}^1$

素因数の和:525

約数の個数: 40

約数和(自身を含む): 20671380

約数和(自身を除く): 11240252

約数列:

[1, 2, 4, 7, 8, 14, 28, 49, 56, 98, 196, 343, 392, 491, 686, 982, 1372, 1964, 2401, 2744, 3437, 3928, 4802, 6874, 9604, 13748, 19208, 24059, 27496, 48118, 96236, 168413, 192472, 336826, 673652, 1178891, 1347304, 2357782, 4715564, 9431128]

約数ペア:

[(1, 9431128), (2, 4715564), (4, 2357782), (7, 1347304), (8, 1178891), (14, 673652), (28, 336826), (49, 192472), (56, 168413), (98, 96236), (196, 48118), (343, 27496), (392, 24059), (491, 19208), (686, 13748), (982, 9604), (1372, 6874), (1964, 4802), (2401, 3928), (2744, 3437)]