219225812

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{247993}}^1$

素因数の和:248027

約数の個数: 24

約数和(自身を含む): 437461416

約数和(自身を除く): 218235604

約数列:

[1, 2, 4, 13, 17, 26, 34, 52, 68, 221, 442, 884, 247993, 495986, 991972, 3223909, 4215881, 6447818, 8431762, 12895636, 16863524, 54806453, 109612906, 219225812]

約数ペア:

[(1, 219225812), (2, 109612906), (4, 54806453), (13, 16863524), (17, 12895636), (26, 8431762), (34, 6447818), (52, 4215881), (68, 3223909), (221, 991972), (442, 495986), (884, 247993)]