1209455331505

素因数分解:

$5^1\times {\mathrm{17}}^2\times {\mathrm{97}}^1\times {\mathrm{197}}^1\times {\mathrm{43801}}^1$

素因数の和:44134

約数の個数: 48

約数和(自身を含む): 1565578442736

約数和(自身を除く): 356123111231

約数列:

[1, 5, 17, 85, 97, 197, 289, 485, 985, 1445, 1649, 3349, 8245, 16745, 19109, 28033, 43801, 56933, 95545, 140165, 219005, 284665, 324853, 744617, 1624265, 3723085, 4248697, 5522501, 8628797, 12658489, 21243485, 27612505, 43143985, 63292445, 72227849, 146689549, 361139245, 733447745, 836993309, 1227873433, 2493722333, 4184966545, 6139367165, 12468611665, 14228886253, 71144431265, 241891066301, 1209455331505]

約数ペア:

[(1, 1209455331505), (5, 241891066301), (17, 71144431265), (85, 14228886253), (97, 12468611665), (197, 6139367165), (289, 4184966545), (485, 2493722333), (985, 1227873433), (1445, 836993309), (1649, 733447745), (3349, 361139245), (8245, 146689549), (16745, 72227849), (19109, 63292445), (28033, 43143985), (43801, 27612505), (56933, 21243485), (95545, 12658489), (140165, 8628797), (219005, 5522501), (284665, 4248697), (324853, 3723085), (744617, 1624265)]