66781438

素因数分解:

$2^1\times {\mathrm{139}}^1\times {\mathrm{229}}^1\times {\mathrm{1049}}^1$

素因数の和:1419

約数の個数: 16

約数和(自身を含む): 101430000

約数和(自身を除く): 34648562

約数列:

[1, 2, 139, 229, 278, 458, 1049, 2098, 31831, 63662, 145811, 240221, 291622, 480442, 33390719, 66781438]

約数ペア:

[(1, 66781438), (2, 33390719), (139, 480442), (229, 291622), (278, 240221), (458, 145811), (1049, 63662), (2098, 31831)]