210311325

素因数分解:

$3^2\times 5^2\times 7^1\times {\mathrm{67}}^1\times {\mathrm{1993}}^1$

素因数の和:2083

約数の個数: 72

約数和(自身を含む): 437148608

約数和(自身を除く): 226837283

約数列:

[1, 3, 5, 7, 9, 15, 21, 25, 35, 45, 63, 67, 75, 105, 175, 201, 225, 315, 335, 469, 525, 603, 1005, 1407, 1575, 1675, 1993, 2345, 3015, 4221, 5025, 5979, 7035, 9965, 11725, 13951, 15075, 17937, 21105, 29895, 35175, 41853, 49825, 69755, 89685, 105525, 125559, 133531, 149475, 209265, 348775, 400593, 448425, 627795, 667655, 934717, 1046325, 1201779, 2002965, 2804151, 3138975, 3338275, 4673585, 6008895, 8412453, 10014825, 14020755, 23367925, 30044475, 42062265, 70103775, 210311325]

約数ペア:

[(1, 210311325), (3, 70103775), (5, 42062265), (7, 30044475), (9, 23367925), (15, 14020755), (21, 10014825), (25, 8412453), (35, 6008895), (45, 4673585), (63, 3338275), (67, 3138975), (75, 2804151), (105, 2002965), (175, 1201779), (201, 1046325), (225, 934717), (315, 667655), (335, 627795), (469, 448425), (525, 400593), (603, 348775), (1005, 209265), (1407, 149475), (1575, 133531), (1675, 125559), (1993, 105525), (2345, 89685), (3015, 69755), (4221, 49825), (5025, 41853), (5979, 35175), (7035, 29895), (9965, 21105), (11725, 17937), (13951, 15075)]