9989392

素因数分解:

$2^4\times 7^1\times {\mathrm{79}}^1\times {\mathrm{1129}}^1$

素因数の和:1223

約数の個数: 40

約数和(自身を含む): 22419200

約数和(自身を除く): 12429808

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 79, 112, 158, 316, 553, 632, 1106, 1129, 1264, 2212, 2258, 4424, 4516, 7903, 8848, 9032, 15806, 18064, 31612, 63224, 89191, 126448, 178382, 356764, 624337, 713528, 1248674, 1427056, 2497348, 4994696, 9989392]

約数ペア:

[(1, 9989392), (2, 4994696), (4, 2497348), (7, 1427056), (8, 1248674), (14, 713528), (16, 624337), (28, 356764), (56, 178382), (79, 126448), (112, 89191), (158, 63224), (316, 31612), (553, 18064), (632, 15806), (1106, 9032), (1129, 8848), (1264, 7903), (2212, 4516), (2258, 4424)]