51893865

素因数分解:

$3^6\times 5^1\times {\mathrm{23}}^1\times {\mathrm{619}}^1$

素因数の和:665

約数の個数: 56

約数和(自身を含む): 97583040

約数和(自身を除く): 45689175

約数列:

[1, 3, 5, 9, 15, 23, 27, 45, 69, 81, 115, 135, 207, 243, 345, 405, 619, 621, 729, 1035, 1215, 1857, 1863, 3095, 3105, 3645, 5571, 5589, 9285, 9315, 14237, 16713, 16767, 27855, 27945, 42711, 50139, 71185, 83565, 83835, 128133, 150417, 213555, 250695, 384399, 451251, 640665, 752085, 1153197, 1921995, 2256255, 3459591, 5765985, 10378773, 17297955, 51893865]

約数ペア:

[(1, 51893865), (3, 17297955), (5, 10378773), (9, 5765985), (15, 3459591), (23, 2256255), (27, 1921995), (45, 1153197), (69, 752085), (81, 640665), (115, 451251), (135, 384399), (207, 250695), (243, 213555), (345, 150417), (405, 128133), (619, 83835), (621, 83565), (729, 71185), (1035, 50139), (1215, 42711), (1857, 27945), (1863, 27855), (3095, 16767), (3105, 16713), (3645, 14237), (5571, 9315), (5589, 9285)]