2545975917

素因数分解:

$3^2\times {\mathrm{29}}^1\times {\mathrm{491}}^1\times {\mathrm{19867}}^1$

素因数の和:20393

約数の個数: 24

約数和(自身を含む): 3812271840

約数和(自身を除く): 1266295923

約数列:

[1, 3, 9, 29, 87, 261, 491, 1473, 4419, 14239, 19867, 42717, 59601, 128151, 178803, 576143, 1728429, 5185287, 9754697, 29264091, 87792273, 282886213, 848658639, 2545975917]

約数ペア:

[(1, 2545975917), (3, 848658639), (9, 282886213), (29, 87792273), (87, 29264091), (261, 9754697), (491, 5185287), (1473, 1728429), (4419, 576143), (14239, 178803), (19867, 128151), (42717, 59601)]