207800229

素因数分解:

$3^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{108739}}^1$

素因数の和:108769

約数の個数: 24

約数和(自身を含む): 347098080

約数和(自身を除く): 139297851

約数列:

[1, 3, 7, 13, 21, 39, 49, 91, 147, 273, 637, 1911, 108739, 326217, 761173, 1413607, 2283519, 4240821, 5328211, 9895249, 15984633, 29685747, 69266743, 207800229]

約数ペア:

[(1, 207800229), (3, 69266743), (7, 29685747), (13, 15984633), (21, 9895249), (39, 5328211), (49, 4240821), (91, 2283519), (147, 1413607), (273, 761173), (637, 326217), (1911, 108739)]