72457329

素因数分解:

$3^1\times 7^2\times {\mathrm{359}}^1\times {\mathrm{1373}}^1$

素因数の和:1749

約数の個数: 24

約数和(自身を含む): 112777920

約数和(自身を除く): 40320591

約数列:

[1, 3, 7, 21, 49, 147, 359, 1077, 1373, 2513, 4119, 7539, 9611, 17591, 28833, 52773, 67277, 201831, 492907, 1478721, 3450349, 10351047, 24152443, 72457329]

約数ペア:

[(1, 72457329), (3, 24152443), (7, 10351047), (21, 3450349), (49, 1478721), (147, 492907), (359, 201831), (1077, 67277), (1373, 52773), (2513, 28833), (4119, 17591), (7539, 9611)]