51911041

素因数分解:

$7^2\times {\mathrm{13}}^1\times {\mathrm{227}}^1\times {\mathrm{359}}^1$

素因数の和:613

約数の個数: 24

約数和(自身を含む): 65499840

約数和(自身を除く): 13588799

約数列:

[1, 7, 13, 49, 91, 227, 359, 637, 1589, 2513, 2951, 4667, 11123, 17591, 20657, 32669, 81493, 144599, 228683, 570451, 1059409, 3993157, 7415863, 51911041]

約数ペア:

[(1, 51911041), (7, 7415863), (13, 3993157), (49, 1059409), (91, 570451), (227, 228683), (359, 144599), (637, 81493), (1589, 32669), (2513, 20657), (2951, 17591), (4667, 11123)]