61038887

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{821}}^1$

素因数の和:903

約数の個数: 32

約数和(自身を含む): 81016320

約数和(自身を除く): 19977433

約数列:

[1, 7, 13, 19, 43, 91, 133, 247, 301, 559, 817, 821, 1729, 3913, 5719, 5747, 10621, 10673, 15599, 35303, 74347, 74711, 109193, 202787, 247121, 458939, 670757, 1419509, 3212573, 4695299, 8719841, 61038887]

約数ペア:

[(1, 61038887), (7, 8719841), (13, 4695299), (19, 3212573), (43, 1419509), (91, 670757), (133, 458939), (247, 247121), (301, 202787), (559, 109193), (817, 74711), (821, 74347), (1729, 35303), (3913, 15599), (5719, 10673), (5747, 10621)]