28575521

素因数分解:

${\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{97}}^1$

素因数の和:201

約数の個数: 32

約数和(自身を含む): 34771968

約数和(自身を除く): 6196447

約数列:

[1, 13, 17, 31, 43, 97, 221, 403, 527, 559, 731, 1261, 1333, 1649, 3007, 4171, 6851, 9503, 17329, 21437, 22661, 39091, 51119, 54223, 70907, 129301, 294593, 664547, 921791, 1680913, 2198117, 28575521]

約数ペア:

[(1, 28575521), (13, 2198117), (17, 1680913), (31, 921791), (43, 664547), (97, 294593), (221, 129301), (403, 70907), (527, 54223), (559, 51119), (731, 39091), (1261, 22661), (1333, 21437), (1649, 17329), (3007, 9503), (4171, 6851)]