13250475

素因数分解:

$3^2\times 5^2\times 7^1\times {\mathrm{47}}^1\times {\mathrm{179}}^1$

素因数の和:249

約数の個数: 72

約数和(自身を含む): 27855360

約数和(自身を除く): 14604885

約数列:

[1, 3, 5, 7, 9, 15, 21, 25, 35, 45, 47, 63, 75, 105, 141, 175, 179, 225, 235, 315, 329, 423, 525, 537, 705, 895, 987, 1175, 1253, 1575, 1611, 1645, 2115, 2685, 2961, 3525, 3759, 4475, 4935, 6265, 8055, 8225, 8413, 10575, 11277, 13425, 14805, 18795, 24675, 25239, 31325, 40275, 42065, 56385, 58891, 74025, 75717, 93975, 126195, 176673, 210325, 281925, 294455, 378585, 530019, 630975, 883365, 1472275, 1892925, 2650095, 4416825, 13250475]

約数ペア:

[(1, 13250475), (3, 4416825), (5, 2650095), (7, 1892925), (9, 1472275), (15, 883365), (21, 630975), (25, 530019), (35, 378585), (45, 294455), (47, 281925), (63, 210325), (75, 176673), (105, 126195), (141, 93975), (175, 75717), (179, 74025), (225, 58891), (235, 56385), (315, 42065), (329, 40275), (423, 31325), (525, 25239), (537, 24675), (705, 18795), (895, 14805), (987, 13425), (1175, 11277), (1253, 10575), (1575, 8413), (1611, 8225), (1645, 8055), (2115, 6265), (2685, 4935), (2961, 4475), (3525, 3759)]