268208085

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{20023}}^1$

素因数の和:20097

約数の個数: 32

約数和(自身を含む): 461352960

約数和(自身を除く): 193144875

約数列:

[1, 3, 5, 15, 19, 47, 57, 95, 141, 235, 285, 705, 893, 2679, 4465, 13395, 20023, 60069, 100115, 300345, 380437, 941081, 1141311, 1902185, 2823243, 4705405, 5706555, 14116215, 17880539, 53641617, 89402695, 268208085]

約数ペア:

[(1, 268208085), (3, 89402695), (5, 53641617), (15, 17880539), (19, 14116215), (47, 5706555), (57, 4705405), (95, 2823243), (141, 1902185), (235, 1141311), (285, 941081), (705, 380437), (893, 300345), (2679, 100115), (4465, 60069), (13395, 20023)]