740487979

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^2\times {\mathrm{10007}}^1$

素因数の和:10087

約数の個数: 24

約数和(自身を含む): 954042624

約数和(自身を除く): 213554645

約数列:

[1, 7, 11, 31, 77, 217, 341, 961, 2387, 6727, 10007, 10571, 70049, 73997, 110077, 310217, 770539, 2171519, 3412387, 9616727, 23886709, 67317089, 105783997, 740487979]

約数ペア:

[(1, 740487979), (7, 105783997), (11, 67317089), (31, 23886709), (77, 9616727), (217, 3412387), (341, 2171519), (961, 770539), (2387, 310217), (6727, 110077), (10007, 73997), (10571, 70049)]