51871846

素因数分解:

$2^1\times {\mathrm{13}}^2\times {\mathrm{43}}^2\times {\mathrm{83}}^1$

素因数の和:197

約数の個数: 36

約数和(自身を含む): 87297588

約数和(自身を除く): 35425742

約数列:

[1, 2, 13, 26, 43, 83, 86, 166, 169, 338, 559, 1079, 1118, 1849, 2158, 3569, 3698, 7138, 7267, 14027, 14534, 24037, 28054, 46397, 48074, 92794, 153467, 306934, 312481, 603161, 624962, 1206322, 1995071, 3990142, 25935923, 51871846]

約数ペア:

[(1, 51871846), (2, 25935923), (13, 3990142), (26, 1995071), (43, 1206322), (83, 624962), (86, 603161), (166, 312481), (169, 306934), (338, 153467), (559, 92794), (1079, 48074), (1118, 46397), (1849, 28054), (2158, 24037), (3569, 14534), (3698, 14027), (7138, 7267)]