1840293

素因数分解:

$3^3\times 7^2\times {\mathrm{13}}^1\times {\mathrm{107}}^1$

素因数の和:143

約数の個数: 48

約数和(自身を含む): 3447360

約数和(自身を除く): 1607067

約数列:

[1, 3, 7, 9, 13, 21, 27, 39, 49, 63, 91, 107, 117, 147, 189, 273, 321, 351, 441, 637, 749, 819, 963, 1323, 1391, 1911, 2247, 2457, 2889, 4173, 5243, 5733, 6741, 9737, 12519, 15729, 17199, 20223, 29211, 37557, 47187, 68159, 87633, 141561, 204477, 262899, 613431, 1840293]

約数ペア:

[(1, 1840293), (3, 613431), (7, 262899), (9, 204477), (13, 141561), (21, 87633), (27, 68159), (39, 47187), (49, 37557), (63, 29211), (91, 20223), (107, 17199), (117, 15729), (147, 12519), (189, 9737), (273, 6741), (321, 5733), (351, 5243), (441, 4173), (637, 2889), (749, 2457), (819, 2247), (963, 1911), (1323, 1391)]