28735623

素因数分解:

$3^2\times 7^1\times {\mathrm{439}}^1\times {\mathrm{1039}}^1$

素因数の和:1491

約数の個数: 24

約数和(自身を含む): 47590400

約数和(自身を除く): 18854777

約数列:

[1, 3, 7, 9, 21, 63, 439, 1039, 1317, 3073, 3117, 3951, 7273, 9219, 9351, 21819, 27657, 65457, 456121, 1368363, 3192847, 4105089, 9578541, 28735623]

約数ペア:

[(1, 28735623), (3, 9578541), (7, 4105089), (9, 3192847), (21, 1368363), (63, 456121), (439, 65457), (1039, 27657), (1317, 21819), (3073, 9351), (3117, 9219), (3951, 7273)]