247097139

素因数分解:

$3^1\times {\mathrm{29}}^1\times {\mathrm{67}}^1\times {\mathrm{42391}}^1$

素因数の和:42490

約数の個数: 16

約数和(自身を含む): 345918720

約数和(自身を除く): 98821581

約数列:

[1, 3, 29, 67, 87, 201, 1943, 5829, 42391, 127173, 1229339, 2840197, 3688017, 8520591, 82365713, 247097139]

約数ペア:

[(1, 247097139), (3, 82365713), (29, 8520591), (67, 3688017), (87, 2840197), (201, 1229339), (1943, 127173), (5829, 42391)]