129691268

素因数分解:

$2^2\times 7^1\times {\mathrm{43}}^1\times {\mathrm{107717}}^1$

素因数の和:107771

約数の個数: 24

約数和(自身を含む): 265417152

約数和(自身を除く): 135725884

約数列:

[1, 2, 4, 7, 14, 28, 43, 86, 172, 301, 602, 1204, 107717, 215434, 430868, 754019, 1508038, 3016076, 4631831, 9263662, 18527324, 32422817, 64845634, 129691268]

約数ペア:

[(1, 129691268), (2, 64845634), (4, 32422817), (7, 18527324), (14, 9263662), (28, 4631831), (43, 3016076), (86, 1508038), (172, 754019), (301, 430868), (602, 215434), (1204, 107717)]