90766478

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{101}}^1\times {\mathrm{40849}}^1$

素因数の和:40963

約数の個数: 16

約数和(自身を含む): 150001200

約数和(自身を除く): 59234722

約数列:

[1, 2, 11, 22, 101, 202, 1111, 2222, 40849, 81698, 449339, 898678, 4125749, 8251498, 45383239, 90766478]

約数ペア:

[(1, 90766478), (2, 45383239), (11, 8251498), (22, 4125749), (101, 898678), (202, 449339), (1111, 81698), (2222, 40849)]