78892029

素因数分解:

$3^3\times {\mathrm{37}}^1\times {\mathrm{157}}^1\times {\mathrm{503}}^1$

素因数の和:706

約数の個数: 32

約数和(自身を含む): 121040640

約数和(自身を除く): 42148611

約数列:

[1, 3, 9, 27, 37, 111, 157, 333, 471, 503, 999, 1413, 1509, 4239, 4527, 5809, 13581, 17427, 18611, 52281, 55833, 78971, 156843, 167499, 236913, 502497, 710739, 2132217, 2921927, 8765781, 26297343, 78892029]

約数ペア:

[(1, 78892029), (3, 26297343), (9, 8765781), (27, 2921927), (37, 2132217), (111, 710739), (157, 502497), (333, 236913), (471, 167499), (503, 156843), (999, 78971), (1413, 55833), (1509, 52281), (4239, 18611), (4527, 17427), (5809, 13581)]