278003722129

素因数分解:

$7^1\times {\mathrm{1321}}^1\times {\mathrm{2081}}^1\times {\mathrm{14447}}^1$

素因数の和:17856

約数の個数: 16

約数和(自身を含む): 318133863936

約数和(自身を除く): 40130141807

約数列:

[1, 7, 1321, 2081, 9247, 14447, 14567, 101129, 2749001, 19084487, 19243007, 30064207, 133591409, 210449449, 39714817447, 278003722129]

約数ペア:

[(1, 278003722129), (7, 39714817447), (1321, 210449449), (2081, 133591409), (9247, 30064207), (14447, 19243007), (14567, 19084487), (101129, 2749001)]