1966008995

素因数分解:

$5^1\times {\mathrm{31}}^2\times {\mathrm{619}}^1\times {\mathrm{661}}^1$

素因数の和:1347

約数の個数: 24

約数和(自身を含む): 2445401520

約数和(自身を除く): 479392525

約数列:

[1, 5, 31, 155, 619, 661, 961, 3095, 3305, 4805, 19189, 20491, 95945, 102455, 409159, 594859, 635221, 2045795, 2974295, 3176105, 12683929, 63419645, 393201799, 1966008995]

約数ペア:

[(1, 1966008995), (5, 393201799), (31, 63419645), (155, 12683929), (619, 3176105), (661, 2974295), (961, 2045795), (3095, 635221), (3305, 594859), (4805, 409159), (19189, 102455), (20491, 95945)]