208376415

素因数分解:

$3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{3209}}^1$

素因数の和:3273

約数の個数: 64

約数和(自身を含む): 409852800

約数和(自身を除く): 201476385

約数列:

[1, 3, 5, 9, 13, 15, 27, 37, 39, 45, 65, 111, 117, 135, 185, 195, 333, 351, 481, 555, 585, 999, 1443, 1665, 1755, 2405, 3209, 4329, 4995, 7215, 9627, 12987, 16045, 21645, 28881, 41717, 48135, 64935, 86643, 118733, 125151, 144405, 208585, 356199, 375453, 433215, 593665, 625755, 1068597, 1126359, 1543529, 1780995, 1877265, 3205791, 4630587, 5342985, 5631795, 7717645, 13891761, 16028955, 23152935, 41675283, 69458805, 208376415]

約数ペア:

[(1, 208376415), (3, 69458805), (5, 41675283), (9, 23152935), (13, 16028955), (15, 13891761), (27, 7717645), (37, 5631795), (39, 5342985), (45, 4630587), (65, 3205791), (111, 1877265), (117, 1780995), (135, 1543529), (185, 1126359), (195, 1068597), (333, 625755), (351, 593665), (481, 433215), (555, 375453), (585, 356199), (999, 208585), (1443, 144405), (1665, 125151), (1755, 118733), (2405, 86643), (3209, 64935), (4329, 48135), (4995, 41717), (7215, 28881), (9627, 21645), (12987, 16045)]