128661132243

素因数分解:

$3^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{211266227}}^1$

素因数の和:211266266

約数の個数: 16

約数和(自身を含む): 202815578880

約数和(自身を除く): 74154446637

約数列:

[1, 3, 7, 21, 29, 87, 203, 609, 211266227, 633798681, 1478863589, 4436590767, 6126720583, 18380161749, 42887044081, 128661132243]

約数ペア:

[(1, 128661132243), (3, 42887044081), (7, 18380161749), (21, 6126720583), (29, 4436590767), (87, 1478863589), (203, 633798681), (609, 211266227)]