165804735

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{131}}^1\times {\mathrm{4441}}^1$

素因数の和:4599

約数の個数: 32

約数和(自身を含む): 281445120

約数和(自身を除く): 115640385

約数列:

[1, 3, 5, 15, 19, 57, 95, 131, 285, 393, 655, 1965, 2489, 4441, 7467, 12445, 13323, 22205, 37335, 66615, 84379, 253137, 421895, 581771, 1265685, 1745313, 2908855, 8726565, 11053649, 33160947, 55268245, 165804735]

約数ペア:

[(1, 165804735), (3, 55268245), (5, 33160947), (15, 11053649), (19, 8726565), (57, 2908855), (95, 1745313), (131, 1265685), (285, 581771), (393, 421895), (655, 253137), (1965, 84379), (2489, 66615), (4441, 37335), (7467, 22205), (12445, 13323)]