666971422

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{211}}^1\times {\mathrm{121577}}^1$

素因数の和:121803

約数の個数: 16

約数和(自身を含む): 1082530512

約数和(自身を除く): 415559090

約数列:

[1, 2, 13, 26, 211, 422, 2743, 5486, 121577, 243154, 1580501, 3161002, 25652747, 51305494, 333485711, 666971422]

約数ペア:

[(1, 666971422), (2, 333485711), (13, 51305494), (26, 25652747), (211, 3161002), (422, 1580501), (2743, 243154), (5486, 121577)]