172023891

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{83}}^1\times {\mathrm{2797}}^1$

素因数の和:2915

約数の個数: 32

約数和(自身を含む): 263235840

約数和(自身を除く): 91211949

約数列:

[1, 3, 13, 19, 39, 57, 83, 247, 249, 741, 1079, 1577, 2797, 3237, 4731, 8391, 20501, 36361, 53143, 61503, 109083, 159429, 232151, 690859, 696453, 2072577, 3017963, 4410869, 9053889, 13232607, 57341297, 172023891]

約数ペア:

[(1, 172023891), (3, 57341297), (13, 13232607), (19, 9053889), (39, 4410869), (57, 3017963), (83, 2072577), (247, 696453), (249, 690859), (741, 232151), (1079, 159429), (1577, 109083), (2797, 61503), (3237, 53143), (4731, 36361), (8391, 20501)]