81273794

素因数分解:

$2^1\times 7^1\times {\mathrm{457}}^1\times {\mathrm{12703}}^1$

素因数の和:13169

約数の個数: 16

約数和(自身を含む): 139642368

約数和(自身を除く): 58368574

約数列:

[1, 2, 7, 14, 457, 914, 3199, 6398, 12703, 25406, 88921, 177842, 5805271, 11610542, 40636897, 81273794]

約数ペア:

[(1, 81273794), (2, 40636897), (7, 11610542), (14, 5805271), (457, 177842), (914, 88921), (3199, 25406), (6398, 12703)]