262991105

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{238001}}^1$

素因数の和:238036

約数の個数: 16

約数和(自身を含む): 359859024

約数和(自身を除く): 96867919

約数列:

[1, 5, 13, 17, 65, 85, 221, 1105, 238001, 1190005, 3094013, 4046017, 15470065, 20230085, 52598221, 262991105]

約数ペア:

[(1, 262991105), (5, 52598221), (13, 20230085), (17, 15470065), (65, 4046017), (85, 3094013), (221, 1190005), (1105, 238001)]