64340591

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{167}}^1\times {\mathrm{2393}}^1$

素因数の和:2590

約数の個数: 16

約数和(自身を含む): 77220864

約数和(自身を除く): 12880273

約数列:

[1, 7, 23, 161, 167, 1169, 2393, 3841, 16751, 26887, 55039, 385273, 399631, 2797417, 9191513, 64340591]

約数ペア:

[(1, 64340591), (7, 9191513), (23, 2797417), (161, 399631), (167, 385273), (1169, 55039), (2393, 26887), (3841, 16751)]