217035

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1$

素因数の和:84

約数の個数: 48

約数和(自身を含む): 471744

約数和(自身を除く): 254709

約数列:

[1, 3, 5, 7, 9, 13, 15, 21, 35, 39, 45, 53, 63, 65, 91, 105, 117, 159, 195, 265, 273, 315, 371, 455, 477, 585, 689, 795, 819, 1113, 1365, 1855, 2067, 2385, 3339, 3445, 4095, 4823, 5565, 6201, 10335, 14469, 16695, 24115, 31005, 43407, 72345, 217035]

約数ペア:

[(1, 217035), (3, 72345), (5, 43407), (7, 31005), (9, 24115), (13, 16695), (15, 14469), (21, 10335), (35, 6201), (39, 5565), (45, 4823), (53, 4095), (63, 3445), (65, 3339), (91, 2385), (105, 2067), (117, 1855), (159, 1365), (195, 1113), (265, 819), (273, 795), (315, 689), (371, 585), (455, 477)]