206564813

素因数分解:

$7^1\times {\mathrm{13}}^2\times {\mathrm{283}}^1\times {\mathrm{617}}^1$

素因数の和:933

約数の個数: 24

約数和(自身を含む): 256949568

約数和(自身を除く): 50384755

約数列:

[1, 7, 13, 91, 169, 283, 617, 1183, 1981, 3679, 4319, 8021, 25753, 47827, 56147, 104273, 174611, 334789, 729911, 1222277, 2269943, 15889601, 29509259, 206564813]

約数ペア:

[(1, 206564813), (7, 29509259), (13, 15889601), (91, 2269943), (169, 1222277), (283, 729911), (617, 334789), (1183, 174611), (1981, 104273), (3679, 56147), (4319, 47827), (8021, 25753)]