207906957

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{19139}}^1$

素因数の和:19233

約数の個数: 24

約数和(自身を含む): 322470720

約数和(自身を除く): 114563763

約数列:

[1, 3, 9, 17, 51, 71, 153, 213, 639, 1207, 3621, 10863, 19139, 57417, 172251, 325363, 976089, 1358869, 2928267, 4076607, 12229821, 23100773, 69302319, 207906957]

約数ペア:

[(1, 207906957), (3, 69302319), (9, 23100773), (17, 12229821), (51, 4076607), (71, 2928267), (153, 1358869), (213, 976089), (639, 325363), (1207, 172251), (3621, 57417), (10863, 19139)]