664757964

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{1171}}^1\times {\mathrm{1213}}^1$

素因数の和:2407

約数の個数: 72

約数和(自身を含む): 1812657392

約数和(自身を除く): 1147899428

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 117, 156, 234, 468, 1171, 1213, 2342, 2426, 3513, 3639, 4684, 4852, 7026, 7278, 10539, 10917, 14052, 14556, 15223, 15769, 21078, 21834, 30446, 31538, 42156, 43668, 45669, 47307, 60892, 63076, 91338, 94614, 137007, 141921, 182676, 189228, 274014, 283842, 548028, 567684, 1420423, 2840846, 4261269, 5681692, 8522538, 12783807, 17045076, 18465499, 25567614, 36930998, 51135228, 55396497, 73861996, 110792994, 166189491, 221585988, 332378982, 664757964]

約数ペア:

[(1, 664757964), (2, 332378982), (3, 221585988), (4, 166189491), (6, 110792994), (9, 73861996), (12, 55396497), (13, 51135228), (18, 36930998), (26, 25567614), (36, 18465499), (39, 17045076), (52, 12783807), (78, 8522538), (117, 5681692), (156, 4261269), (234, 2840846), (468, 1420423), (1171, 567684), (1213, 548028), (2342, 283842), (2426, 274014), (3513, 189228), (3639, 182676), (4684, 141921), (4852, 137007), (7026, 94614), (7278, 91338), (10539, 63076), (10917, 60892), (14052, 47307), (14556, 45669), (15223, 43668), (15769, 42156), (21078, 31538), (21834, 30446)]