68864692

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{257}}^1\times {\mathrm{5153}}^1$

素因数の和:5427

約数の個数: 24

約数和(自身を含む): 130313736

約数和(自身を除く): 61449044

約数列:

[1, 2, 4, 13, 26, 52, 257, 514, 1028, 3341, 5153, 6682, 10306, 13364, 20612, 66989, 133978, 267956, 1324321, 2648642, 5297284, 17216173, 34432346, 68864692]

約数ペア:

[(1, 68864692), (2, 34432346), (4, 17216173), (13, 5297284), (26, 2648642), (52, 1324321), (257, 267956), (514, 133978), (1028, 66989), (3341, 20612), (5153, 13364), (6682, 10306)]