72179667

素因数分解:

$3^4\times 7^1\times {\mathrm{127301}}^1$

素因数の和:127320

約数の個数: 20

約数和(自身を含む): 123228336

約数和(自身を除く): 51048669

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 567, 127301, 381903, 891107, 1145709, 2673321, 3437127, 8019963, 10311381, 24059889, 72179667]

約数ペア:

[(1, 72179667), (3, 24059889), (7, 10311381), (9, 8019963), (21, 3437127), (27, 2673321), (63, 1145709), (81, 891107), (189, 381903), (567, 127301)]