68240505

素因数分解:

$3^1\times 5^1\times {\mathrm{67}}^1\times {\mathrm{67901}}^1$

素因数の和:67976

約数の個数: 16

約数和(自身を含む): 110816064

約数和(自身を除く): 42575559

約数列:

[1, 3, 5, 15, 67, 201, 335, 1005, 67901, 203703, 339505, 1018515, 4549367, 13648101, 22746835, 68240505]

約数ペア:

[(1, 68240505), (3, 22746835), (5, 13648101), (15, 4549367), (67, 1018515), (201, 339505), (335, 203703), (1005, 67901)]