207838397

素因数分解:

${\mathrm{13}}^4\times {\mathrm{19}}^1\times {\mathrm{383}}^1$

素因数の和:454

約数の個数: 20

約数和(自身を含む): 237626880

約数和(自身を除く): 29788483

約数列:

[1, 13, 19, 169, 247, 383, 2197, 3211, 4979, 7277, 28561, 41743, 64727, 94601, 542659, 841451, 1229813, 10938863, 15987569, 207838397]

約数ペア:

[(1, 207838397), (13, 15987569), (19, 10938863), (169, 1229813), (247, 841451), (383, 542659), (2197, 94601), (3211, 64727), (4979, 41743), (7277, 28561)]