72472239

素因数分解:

$3^4\times 7^1\times {\mathrm{127817}}^1$

素因数の和:127836

約数の個数: 20

約数和(自身を含む): 123727824

約数和(自身を除く): 51255585

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 567, 127817, 383451, 894719, 1150353, 2684157, 3451059, 8052471, 10353177, 24157413, 72472239]

約数ペア:

[(1, 72472239), (3, 24157413), (7, 10353177), (9, 8052471), (21, 3451059), (27, 2684157), (63, 1150353), (81, 894719), (189, 383451), (567, 127817)]