61330438

素因数分解:

$2^1\times {\mathrm{13}}^2\times {\mathrm{421}}^1\times {\mathrm{431}}^1$

素因数の和:880

約数の個数: 24

約数和(自身を含む): 100084896

約数和(自身を除く): 38754458

約数列:

[1, 2, 13, 26, 169, 338, 421, 431, 842, 862, 5473, 5603, 10946, 11206, 71149, 72839, 142298, 145678, 181451, 362902, 2358863, 4717726, 30665219, 61330438]

約数ペア:

[(1, 61330438), (2, 30665219), (13, 4717726), (26, 2358863), (169, 362902), (338, 181451), (421, 145678), (431, 142298), (842, 72839), (862, 71149), (5473, 11206), (5603, 10946)]