123754421

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{12601}}^1$

素因数の和:12692

約数の個数: 16

約数和(自身を含む): 150014208

約数和(自身を除く): 26259787

約数列:

[1, 7, 23, 61, 161, 427, 1403, 9821, 12601, 88207, 289823, 768661, 2028761, 5380627, 17679203, 123754421]

約数ペア:

[(1, 123754421), (7, 17679203), (23, 5380627), (61, 2028761), (161, 768661), (427, 289823), (1403, 88207), (9821, 12601)]