307517889

素因数分解:

$3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{787}}^1\times {\mathrm{809}}^1$

素因数の和:1629

約数の個数: 32

約数和(自身を含む): 490199040

約数和(自身を除く): 182681151

約数列:

[1, 3, 7, 21, 23, 69, 161, 483, 787, 809, 2361, 2427, 5509, 5663, 16527, 16989, 18101, 18607, 54303, 55821, 126707, 130249, 380121, 390747, 636683, 1910049, 4456781, 13370343, 14643709, 43931127, 102505963, 307517889]

約数ペア:

[(1, 307517889), (3, 102505963), (7, 43931127), (21, 14643709), (23, 13370343), (69, 4456781), (161, 1910049), (483, 636683), (787, 390747), (809, 380121), (2361, 130249), (2427, 126707), (5509, 55821), (5663, 54303), (16527, 18607), (16989, 18101)]