38734787

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{521}}^1$

素因数の和:603

約数の個数: 32

約数和(自身を含む): 51448320

約数和(自身を除く): 12713533

約数列:

[1, 7, 13, 19, 43, 91, 133, 247, 301, 521, 559, 817, 1729, 3647, 3913, 5719, 6773, 9899, 10621, 22403, 47411, 69293, 74347, 128687, 156821, 291239, 425657, 900809, 2038673, 2979599, 5533541, 38734787]

約数ペア:

[(1, 38734787), (7, 5533541), (13, 2979599), (19, 2038673), (43, 900809), (91, 425657), (133, 291239), (247, 156821), (301, 128687), (521, 74347), (559, 69293), (817, 47411), (1729, 22403), (3647, 10621), (3913, 9899), (5719, 6773)]