55447805

素因数分解:

$5^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{71}}^1\times {\mathrm{421}}^1$

素因数の和:557

約数の個数: 32

約数和(自身を含む): 78755328

約数和(自身を除く): 23307523

約数列:

[1, 5, 7, 35, 53, 71, 265, 355, 371, 421, 497, 1855, 2105, 2485, 2947, 3763, 14735, 18815, 22313, 26341, 29891, 111565, 131705, 149455, 156191, 209237, 780955, 1046185, 1584223, 7921115, 11089561, 55447805]

約数ペア:

[(1, 55447805), (5, 11089561), (7, 7921115), (35, 1584223), (53, 1046185), (71, 780955), (265, 209237), (355, 156191), (371, 149455), (421, 131705), (497, 111565), (1855, 29891), (2105, 26341), (2485, 22313), (2947, 18815), (3763, 14735)]