387437974

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{353}}^1\times {\mathrm{7127}}^1$

素因数の和:7500

約数の個数: 32

約数和(自身を含む): 726713856

約数和(自身を除く): 339275882

約数列:

[1, 2, 7, 11, 14, 22, 77, 154, 353, 706, 2471, 3883, 4942, 7127, 7766, 14254, 27181, 49889, 54362, 78397, 99778, 156794, 548779, 1097558, 2515831, 5031662, 17610817, 27674141, 35221634, 55348282, 193718987, 387437974]

約数ペア:

[(1, 387437974), (2, 193718987), (7, 55348282), (11, 35221634), (14, 27674141), (22, 17610817), (77, 5031662), (154, 2515831), (353, 1097558), (706, 548779), (2471, 156794), (3883, 99778), (4942, 78397), (7127, 54362), (7766, 49889), (14254, 27181)]