90815431

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{73}}^1\times {\mathrm{7727}}^1$

素因数の和:7830

約数の個数: 16

約数和(自身を含む): 109799424

約数和(自身を除く): 18983993

約数列:

[1, 7, 23, 73, 161, 511, 1679, 7727, 11753, 54089, 177721, 564071, 1244047, 3948497, 12973633, 90815431]

約数ペア:

[(1, 90815431), (7, 12973633), (23, 3948497), (73, 1244047), (161, 564071), (511, 177721), (1679, 54089), (7727, 11753)]