25603071

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{23}}^2\times {\mathrm{73}}^1$

素因数の和:152

約数の個数: 48

約数和(自身を含む): 41249376

約数和(自身を除く): 15646305

約数列:

[1, 3, 13, 17, 23, 39, 51, 69, 73, 219, 221, 299, 391, 529, 663, 897, 949, 1173, 1241, 1587, 1679, 2847, 3723, 5037, 5083, 6877, 8993, 15249, 16133, 20631, 21827, 26979, 28543, 38617, 48399, 65481, 85629, 115851, 116909, 350727, 371059, 502021, 656489, 1113177, 1506063, 1969467, 8534357, 25603071]

約数ペア:

[(1, 25603071), (3, 8534357), (13, 1969467), (17, 1506063), (23, 1113177), (39, 656489), (51, 502021), (69, 371059), (73, 350727), (219, 116909), (221, 115851), (299, 85629), (391, 65481), (529, 48399), (663, 38617), (897, 28543), (949, 26979), (1173, 21827), (1241, 20631), (1587, 16133), (1679, 15249), (2847, 8993), (3723, 6877), (5037, 5083)]