51219542

素因数分解:

$2^1\times {\mathrm{11}}^3\times {\mathrm{71}}^1\times {\mathrm{271}}^1$

素因数の和:377

約数の個数: 32

約数和(自身を含む): 86012928

約数和(自身を除く): 34793386

約数列:

[1, 2, 11, 22, 71, 121, 142, 242, 271, 542, 781, 1331, 1562, 2662, 2981, 5962, 8591, 17182, 19241, 32791, 38482, 65582, 94501, 189002, 211651, 360701, 423302, 721402, 2328161, 4656322, 25609771, 51219542]

約数ペア:

[(1, 51219542), (2, 25609771), (11, 4656322), (22, 2328161), (71, 721402), (121, 423302), (142, 360701), (242, 211651), (271, 189002), (542, 94501), (781, 65582), (1331, 38482), (1562, 32791), (2662, 19241), (2981, 17182), (5962, 8591)]