778827738

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{137}}^1\times {\mathrm{72883}}^1$

素因数の和:73038

約数の個数: 32

約数和(自身を含む): 1689742656

約数和(自身を除く): 910914918

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 137, 274, 411, 822, 1781, 3562, 5343, 10686, 72883, 145766, 218649, 437298, 947479, 1894958, 2842437, 5684874, 9984971, 19969942, 29954913, 59909826, 129804623, 259609246, 389413869, 778827738]

約数ペア:

[(1, 778827738), (2, 389413869), (3, 259609246), (6, 129804623), (13, 59909826), (26, 29954913), (39, 19969942), (78, 9984971), (137, 5684874), (274, 2842437), (411, 1894958), (822, 947479), (1781, 437298), (3562, 218649), (5343, 145766), (10686, 72883)]