90744913

素因数分解:

$7^2\times {\mathrm{23}}^1\times {\mathrm{73}}^1\times {\mathrm{1103}}^1$

素因数の和:1213

約数の個数: 24

約数和(自身を含む): 111760128

約数和(自身を除く): 21015215

約数列:

[1, 7, 23, 49, 73, 161, 511, 1103, 1127, 1679, 3577, 7721, 11753, 25369, 54047, 80519, 82271, 177583, 563633, 1243081, 1851937, 3945431, 12963559, 90744913]

約数ペア:

[(1, 90744913), (7, 12963559), (23, 3945431), (49, 1851937), (73, 1243081), (161, 563633), (511, 177583), (1103, 82271), (1127, 80519), (1679, 54047), (3577, 25369), (7721, 11753)]