7520391

素因数分解:

$3^3\times {\mathrm{71}}^1\times {\mathrm{3923}}^1$

素因数の和:4003

約数の個数: 16

約数和(自身を含む): 11301120

約数和(自身を除く): 3780729

約数列:

[1, 3, 9, 27, 71, 213, 639, 1917, 3923, 11769, 35307, 105921, 278533, 835599, 2506797, 7520391]

約数ペア:

[(1, 7520391), (3, 2506797), (9, 835599), (27, 278533), (71, 105921), (213, 35307), (639, 11769), (1917, 3923)]