31007782

素因数分解:

$2^1\times {\mathrm{13}}^2\times {\mathrm{199}}^1\times {\mathrm{461}}^1$

素因数の和:688

約数の個数: 24

約数和(自身を含む): 50727600

約数和(自身を除く): 19719818

約数列:

[1, 2, 13, 26, 169, 199, 338, 398, 461, 922, 2587, 5174, 5993, 11986, 33631, 67262, 77909, 91739, 155818, 183478, 1192607, 2385214, 15503891, 31007782]

約数ペア:

[(1, 31007782), (2, 15503891), (13, 2385214), (26, 1192607), (169, 183478), (199, 155818), (338, 91739), (398, 77909), (461, 67262), (922, 33631), (2587, 11986), (5174, 5993)]