1390473

素因数分解:

$3^3\times 7^2\times {\mathrm{1051}}^1$

素因数の和:1074

約数の個数: 24

約数和(自身を含む): 2398560

約数和(自身を除く): 1008087

約数列:

[1, 3, 7, 9, 21, 27, 49, 63, 147, 189, 441, 1051, 1323, 3153, 7357, 9459, 22071, 28377, 51499, 66213, 154497, 198639, 463491, 1390473]

約数ペア:

[(1, 1390473), (3, 463491), (7, 198639), (9, 154497), (21, 66213), (27, 51499), (49, 28377), (63, 22071), (147, 9459), (189, 7357), (441, 3153), (1051, 1323)]