243940346

素因数分解:

$2^1\times {\mathrm{13}}^2\times {\mathrm{23}}^1\times {\mathrm{31379}}^1$

素因数の和:31430

約数の個数: 24

約数和(自身を含む): 413462880

約数和(自身を除く): 169522534

約数列:

[1, 2, 13, 23, 26, 46, 169, 299, 338, 598, 3887, 7774, 31379, 62758, 407927, 721717, 815854, 1443434, 5303051, 9382321, 10606102, 18764642, 121970173, 243940346]

約数ペア:

[(1, 243940346), (2, 121970173), (13, 18764642), (23, 10606102), (26, 9382321), (46, 5303051), (169, 1443434), (299, 815854), (338, 721717), (598, 407927), (3887, 62758), (7774, 31379)]