204664971

素因数分解:

$3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{643}}^1\times {\mathrm{659}}^1$

素因数の和:1335

約数の個数: 32

約数和(自身を含む): 326430720

約数和(自身を除く): 121765749

約数列:

[1, 3, 7, 21, 23, 69, 161, 483, 643, 659, 1929, 1977, 4501, 4613, 13503, 13839, 14789, 15157, 44367, 45471, 103523, 106099, 310569, 318297, 423737, 1271211, 2966159, 8898477, 9745951, 29237853, 68221657, 204664971]

約数ペア:

[(1, 204664971), (3, 68221657), (7, 29237853), (21, 9745951), (23, 8898477), (69, 2966159), (161, 1271211), (483, 423737), (643, 318297), (659, 310569), (1929, 106099), (1977, 103523), (4501, 45471), (4613, 44367), (13503, 15157), (13839, 14789)]