201915315

素因数分解:

$3^3\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{4969}}^1$

素因数の和:5033

約数の個数: 64

約数和(自身を含む): 419865600

約数和(自身を除く): 217950285

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 35, 43, 45, 63, 105, 129, 135, 189, 215, 301, 315, 387, 645, 903, 945, 1161, 1505, 1935, 2709, 4515, 4969, 5805, 8127, 13545, 14907, 24845, 34783, 40635, 44721, 74535, 104349, 134163, 173915, 213667, 223605, 313047, 521745, 641001, 670815, 939141, 1068335, 1495669, 1565235, 1923003, 3205005, 4487007, 4695705, 5769009, 7478345, 9615015, 13461021, 22435035, 28845045, 40383063, 67305105, 201915315]

約数ペア:

[(1, 201915315), (3, 67305105), (5, 40383063), (7, 28845045), (9, 22435035), (15, 13461021), (21, 9615015), (27, 7478345), (35, 5769009), (43, 4695705), (45, 4487007), (63, 3205005), (105, 1923003), (129, 1565235), (135, 1495669), (189, 1068335), (215, 939141), (301, 670815), (315, 641001), (387, 521745), (645, 313047), (903, 223605), (945, 213667), (1161, 173915), (1505, 134163), (1935, 104349), (2709, 74535), (4515, 44721), (4969, 40635), (5805, 34783), (8127, 24845), (13545, 14907)]