2908971

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{23}}^2\times {\mathrm{47}}^1$

素因数の和:112

約数の個数: 36

約数和(自身を含む): 4831008

約数和(自身を除く): 1922037

約数列:

[1, 3, 9, 13, 23, 39, 47, 69, 117, 141, 207, 299, 423, 529, 611, 897, 1081, 1587, 1833, 2691, 3243, 4761, 5499, 6877, 9729, 14053, 20631, 24863, 42159, 61893, 74589, 126477, 223767, 323219, 969657, 2908971]

約数ペア:

[(1, 2908971), (3, 969657), (9, 323219), (13, 223767), (23, 126477), (39, 74589), (47, 61893), (69, 42159), (117, 24863), (141, 20631), (207, 14053), (299, 9729), (423, 6877), (529, 5499), (611, 4761), (897, 3243), (1081, 2691), (1587, 1833)]