90878138

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{47881}}^1$

素因数の和:47969

約数の個数: 16

約数和(自身を含む): 148817256

約数和(自身を除く): 57939118

約数列:

[1, 2, 13, 26, 73, 146, 949, 1898, 47881, 95762, 622453, 1244906, 3495313, 6990626, 45439069, 90878138]

約数ペア:

[(1, 90878138), (2, 45439069), (13, 6990626), (26, 3495313), (73, 1244906), (146, 622453), (949, 95762), (1898, 47881)]