78289947

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{239}}^1\times {\mathrm{2141}}^1$

素因数の和:2403

約数の個数: 24

約数和(自身を含む): 120294720

約数和(自身を除く): 42004773

約数列:

[1, 3, 9, 17, 51, 153, 239, 717, 2141, 2151, 4063, 6423, 12189, 19269, 36397, 36567, 109191, 327573, 511699, 1535097, 4605291, 8698883, 26096649, 78289947]

約数ペア:

[(1, 78289947), (3, 26096649), (9, 8698883), (17, 4605291), (51, 1535097), (153, 511699), (239, 327573), (717, 109191), (2141, 36567), (2151, 36397), (4063, 19269), (6423, 12189)]