72409779

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{32573}}^1$

素因数の和:32611

約数の個数: 24

約数和(自身を含む): 118569360

約数和(自身を除く): 46159581

約数列:

[1, 3, 9, 13, 19, 39, 57, 117, 171, 247, 741, 2223, 32573, 97719, 293157, 423449, 618887, 1270347, 1856661, 3811041, 5569983, 8045531, 24136593, 72409779]

約数ペア:

[(1, 72409779), (3, 24136593), (9, 8045531), (13, 5569983), (19, 3811041), (39, 1856661), (57, 1270347), (117, 618887), (171, 423449), (247, 293157), (741, 97719), (2223, 32573)]