207664821

素因数分解:

$3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{227}}^1\times {\mathrm{1117}}^1$

素因数の和:1370

約数の個数: 48

約数和(自身を含む): 371140224

約数和(自身を除く): 163475403

約数列:

[1, 3, 7, 9, 13, 21, 39, 63, 91, 117, 227, 273, 681, 819, 1117, 1589, 2043, 2951, 3351, 4767, 7819, 8853, 10053, 14301, 14521, 20657, 23457, 26559, 43563, 61971, 70371, 101647, 130689, 185913, 253559, 304941, 760677, 914823, 1774913, 2282031, 3296267, 5324739, 9888801, 15974217, 23073869, 29666403, 69221607, 207664821]

約数ペア:

[(1, 207664821), (3, 69221607), (7, 29666403), (9, 23073869), (13, 15974217), (21, 9888801), (39, 5324739), (63, 3296267), (91, 2282031), (117, 1774913), (227, 914823), (273, 760677), (681, 304941), (819, 253559), (1117, 185913), (1589, 130689), (2043, 101647), (2951, 70371), (3351, 61971), (4767, 43563), (7819, 26559), (8853, 23457), (10053, 20657), (14301, 14521)]