479972079

素因数分解:

$3^2\times {\mathrm{131}}^1\times {\mathrm{157}}^1\times {\mathrm{2593}}^1$

素因数の和:2887

約数の個数: 24

約数和(自身を含む): 703306032

約数和(自身を除く): 223333953

約数列:

[1, 3, 9, 131, 157, 393, 471, 1179, 1413, 2593, 7779, 20567, 23337, 61701, 185103, 339683, 407101, 1019049, 1221303, 3057147, 3663909, 53330231, 159990693, 479972079]

約数ペア:

[(1, 479972079), (3, 159990693), (9, 53330231), (131, 3663909), (157, 3057147), (393, 1221303), (471, 1019049), (1179, 407101), (1413, 339683), (2593, 185103), (7779, 61701), (20567, 23337)]