218363649

素因数分解:

$3^1\times 7^2\times {\mathrm{29}}^1\times {\mathrm{181}}^1\times {\mathrm{283}}^1$

素因数の和:510

約数の個数: 48

約数和(自身を含む): 353545920

約数和(自身を除く): 135182271

約数列:

[1, 3, 7, 21, 29, 49, 87, 147, 181, 203, 283, 543, 609, 849, 1267, 1421, 1981, 3801, 4263, 5249, 5943, 8207, 8869, 13867, 15747, 24621, 26607, 36743, 41601, 51223, 57449, 110229, 153669, 172347, 257201, 358561, 402143, 771603, 1075683, 1206429, 1485467, 2509927, 4456401, 7529781, 10398269, 31194807, 72787883, 218363649]

約数ペア:

[(1, 218363649), (3, 72787883), (7, 31194807), (21, 10398269), (29, 7529781), (49, 4456401), (87, 2509927), (147, 1485467), (181, 1206429), (203, 1075683), (283, 771603), (543, 402143), (609, 358561), (849, 257201), (1267, 172347), (1421, 153669), (1981, 110229), (3801, 57449), (4263, 51223), (5249, 41601), (5943, 36743), (8207, 26607), (8869, 24621), (13867, 15747)]