28012517

素因数分解:

${\mathrm{13}}^1\times {\mathrm{19}}^2\times {\mathrm{47}}^1\times {\mathrm{127}}^1$

素因数の和:225

約数の個数: 24

約数和(自身を含む): 32772096

約数和(自身を除く): 4759579

約数列:

[1, 13, 19, 47, 127, 247, 361, 611, 893, 1651, 2413, 4693, 5969, 11609, 16967, 31369, 45847, 77597, 113411, 220571, 596011, 1474343, 2154809, 28012517]

約数ペア:

[(1, 28012517), (13, 2154809), (19, 1474343), (47, 596011), (127, 220571), (247, 113411), (361, 77597), (611, 45847), (893, 31369), (1651, 16967), (2413, 11609), (4693, 5969)]