90123137

素因数分解:

${\mathrm{13}}^3\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{127}}^1$

素因数の和:202

約数の個数: 32

約数和(自身を含む): 109670400

約数和(自身を除く): 19547263

約数列:

[1, 13, 17, 19, 127, 169, 221, 247, 323, 1651, 2159, 2197, 2413, 2873, 3211, 4199, 21463, 28067, 31369, 37349, 41021, 41743, 54587, 279019, 364871, 407797, 533273, 709631, 4743323, 5301361, 6932549, 90123137]

約数ペア:

[(1, 90123137), (13, 6932549), (17, 5301361), (19, 4743323), (127, 709631), (169, 533273), (221, 407797), (247, 364871), (323, 279019), (1651, 54587), (2159, 41743), (2197, 41021), (2413, 37349), (2873, 31369), (3211, 28067), (4199, 21463)]