211370985

素因数分解:

$3^3\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{4759}}^1$

素因数の和:4827

約数の個数: 64

約数和(自身を含む): 438681600

約数和(自身を除く): 227310615

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 35, 45, 47, 63, 105, 135, 141, 189, 235, 315, 329, 423, 705, 945, 987, 1269, 1645, 2115, 2961, 4759, 4935, 6345, 8883, 14277, 14805, 23795, 33313, 42831, 44415, 71385, 99939, 128493, 166565, 214155, 223673, 299817, 499695, 642465, 671019, 899451, 1118365, 1499085, 1565711, 2013057, 3355095, 4497255, 4697133, 6039171, 7828555, 10065285, 14091399, 23485665, 30195855, 42274197, 70456995, 211370985]

約数ペア:

[(1, 211370985), (3, 70456995), (5, 42274197), (7, 30195855), (9, 23485665), (15, 14091399), (21, 10065285), (27, 7828555), (35, 6039171), (45, 4697133), (47, 4497255), (63, 3355095), (105, 2013057), (135, 1565711), (141, 1499085), (189, 1118365), (235, 899451), (315, 671019), (329, 642465), (423, 499695), (705, 299817), (945, 223673), (987, 214155), (1269, 166565), (1645, 128493), (2115, 99939), (2961, 71385), (4759, 44415), (4935, 42831), (6345, 33313), (8883, 23795), (14277, 14805)]