72253893

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{26731}}^1$

素因数の和:26804

約数の個数: 16

約数和(自身を含む): 103934016

約数和(自身を除く): 31680123

約数列:

[1, 3, 17, 51, 53, 159, 901, 2703, 26731, 80193, 454427, 1363281, 1416743, 4250229, 24084631, 72253893]

約数ペア:

[(1, 72253893), (3, 24084631), (17, 4250229), (51, 1416743), (53, 1363281), (159, 454427), (901, 80193), (2703, 26731)]