18777727423

素因数分解:

$7^3\times {\mathrm{13}}^1\times {\mathrm{653}}^1\times {\mathrm{6449}}^1$

素因数の和:7136

約数の個数: 32

約数和(自身を含む): 23622480000

約数和(自身を除く): 4844752577

約数列:

[1, 7, 13, 49, 91, 343, 637, 653, 4459, 4571, 6449, 8489, 31997, 45143, 59423, 83837, 223979, 316001, 415961, 586859, 2212007, 2911727, 4108013, 4211197, 28756091, 29478379, 54745561, 206348653, 383218927, 1444440571, 2682532489, 18777727423]

約数ペア:

[(1, 18777727423), (7, 2682532489), (13, 1444440571), (49, 383218927), (91, 206348653), (343, 54745561), (637, 29478379), (653, 28756091), (4459, 4211197), (4571, 4108013), (6449, 2911727), (8489, 2212007), (31997, 586859), (45143, 415961), (59423, 316001), (83837, 223979)]