154657516

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{21397}}^1$

素因数の和:21553

約数の個数: 24

約数和(自身を含む): 293580560

約数和(自身を除く): 138923044

約数列:

[1, 2, 4, 13, 26, 52, 139, 278, 556, 1807, 3614, 7228, 21397, 42794, 85588, 278161, 556322, 1112644, 2974183, 5948366, 11896732, 38664379, 77328758, 154657516]

約数ペア:

[(1, 154657516), (2, 77328758), (4, 38664379), (13, 11896732), (26, 5948366), (52, 2974183), (139, 1112644), (278, 556322), (556, 278161), (1807, 85588), (3614, 42794), (7228, 21397)]