258241503

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{349}}^1\times {\mathrm{18973}}^1$

素因数の和:19338

約数の個数: 16

約数和(自身を含む): 371890400

約数和(自身を除く): 113648897

約数列:

[1, 3, 13, 39, 349, 1047, 4537, 13611, 18973, 56919, 246649, 739947, 6621577, 19864731, 86080501, 258241503]

約数ペア:

[(1, 258241503), (3, 86080501), (13, 19864731), (39, 6621577), (349, 739947), (1047, 246649), (4537, 56919), (13611, 18973)]