12821373

素因数分解:

$3^2\times {\mathrm{23}}^2\times {\mathrm{2693}}^1$

素因数の和:2745

約数の個数: 18

約数和(自身を含む): 19367166

約数和(自身を除く): 6545793

約数列:

[1, 3, 9, 23, 69, 207, 529, 1587, 2693, 4761, 8079, 24237, 61939, 185817, 557451, 1424597, 4273791, 12821373]

約数ペア:

[(1, 12821373), (3, 4273791), (9, 1424597), (23, 557451), (69, 185817), (207, 61939), (529, 24237), (1587, 8079), (2693, 4761)]