81302678

素因数分解:

$2^1\times {\mathrm{223}}^1\times {\mathrm{421}}^1\times {\mathrm{433}}^1$

素因数の和:1079

約数の個数: 16

約数和(自身を含む): 123075456

約数和(自身を除く): 41772778

約数列:

[1, 2, 223, 421, 433, 446, 842, 866, 93883, 96559, 182293, 187766, 193118, 364586, 40651339, 81302678]

約数ペア:

[(1, 81302678), (2, 40651339), (223, 364586), (421, 193118), (433, 187766), (446, 182293), (842, 96559), (866, 93883)]