18101391

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{3407}}^1$

素因数の和:3451

約数の個数: 32

約数和(自身を含む): 31408128

約数和(自身を除く): 13306737

約数列:

[1, 3, 7, 11, 21, 23, 33, 69, 77, 161, 231, 253, 483, 759, 1771, 3407, 5313, 10221, 23849, 37477, 71547, 78361, 112431, 235083, 262339, 548527, 787017, 861971, 1645581, 2585913, 6033797, 18101391]

約数ペア:

[(1, 18101391), (3, 6033797), (7, 2585913), (11, 1645581), (21, 861971), (23, 787017), (33, 548527), (69, 262339), (77, 235083), (161, 112431), (231, 78361), (253, 71547), (483, 37477), (759, 23849), (1771, 10221), (3407, 5313)]