680903502721

素因数分解:

${\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{761}}^1\times {\mathrm{278651}}^1$

素因数の和:279457

約数の個数: 24

約数和(自身を含む): 777138135840

約数和(自身を除く): 96234633119

約数列:

[1, 13, 19, 169, 247, 761, 3211, 9893, 14459, 128609, 187967, 278651, 2443571, 3622463, 5294369, 47092019, 68826797, 212053411, 894748361, 2756694343, 4029014809, 35837026459, 52377192517, 680903502721]

約数ペア:

[(1, 680903502721), (13, 52377192517), (19, 35837026459), (169, 4029014809), (247, 2756694343), (761, 894748361), (3211, 212053411), (9893, 68826797), (14459, 47092019), (128609, 5294369), (187967, 3622463), (278651, 2443571)]