1815804547221

素因数分解:

$3^1\times 7^1\times {\mathrm{277}}^1\times {\mathrm{1481}}^1\times {\mathrm{210773}}^1$

素因数の和:212541

約数の個数: 32

約数和(自身を含む): 2778817436928

約数和(自身を除く): 963012889707

約数列:

[1, 3, 7, 21, 277, 831, 1481, 1939, 4443, 5817, 10367, 31101, 210773, 410237, 632319, 1230711, 1475411, 2871659, 4426233, 8614977, 58384121, 175152363, 312154813, 408688847, 936464439, 1226066541, 2185083691, 6555251073, 86466883201, 259400649603, 605268182407, 1815804547221]

約数ペア:

[(1, 1815804547221), (3, 605268182407), (7, 259400649603), (21, 86466883201), (277, 6555251073), (831, 2185083691), (1481, 1226066541), (1939, 936464439), (4443, 408688847), (5817, 312154813), (10367, 175152363), (31101, 58384121), (210773, 8614977), (410237, 4426233), (632319, 2871659), (1230711, 1475411)]