189904113

素因数分解:

$3^2\times 7^1\times {\mathrm{743}}^1\times {\mathrm{4057}}^1$

素因数の和:4813

約数の個数: 24

約数和(自身を含む): 313991808

約数和(自身を除く): 124087695

約数列:

[1, 3, 7, 9, 21, 63, 743, 2229, 4057, 5201, 6687, 12171, 15603, 28399, 36513, 46809, 85197, 255591, 3014351, 9043053, 21100457, 27129159, 63301371, 189904113]

約数ペア:

[(1, 189904113), (3, 63301371), (7, 27129159), (9, 21100457), (21, 9043053), (63, 3014351), (743, 255591), (2229, 85197), (4057, 46809), (5201, 36513), (6687, 28399), (12171, 15603)]