209231462

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{149}}^1$

素因数の和:293

約数の個数: 64

約数和(自身を含む): 373248000

約数和(自身を除く): 164016538

約数列:

[1, 2, 11, 22, 29, 31, 58, 62, 71, 142, 149, 298, 319, 341, 638, 682, 781, 899, 1562, 1639, 1798, 2059, 2201, 3278, 4118, 4321, 4402, 4619, 8642, 9238, 9889, 10579, 19778, 21158, 22649, 24211, 45298, 47531, 48422, 50809, 63829, 95062, 101618, 116369, 127658, 133951, 232738, 267902, 306791, 327949, 613582, 655898, 702119, 1404238, 1473461, 2946922, 3374701, 3607439, 6749402, 7214878, 9510521, 19021042, 104615731, 209231462]

約数ペア:

[(1, 209231462), (2, 104615731), (11, 19021042), (22, 9510521), (29, 7214878), (31, 6749402), (58, 3607439), (62, 3374701), (71, 2946922), (142, 1473461), (149, 1404238), (298, 702119), (319, 655898), (341, 613582), (638, 327949), (682, 306791), (781, 267902), (899, 232738), (1562, 133951), (1639, 127658), (1798, 116369), (2059, 101618), (2201, 95062), (3278, 63829), (4118, 50809), (4321, 48422), (4402, 47531), (4619, 45298), (8642, 24211), (9238, 22649), (9889, 21158), (10579, 19778)]