213241490

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{163}}^1\times {\mathrm{1699}}^1$

素因数の和:1887

約数の個数: 64

約数和(自身を含む): 481766400

約数和(自身を除く): 268524910

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 35, 55, 70, 77, 110, 154, 163, 326, 385, 770, 815, 1141, 1630, 1699, 1793, 2282, 3398, 3586, 5705, 8495, 8965, 11410, 11893, 12551, 16990, 17930, 18689, 23786, 25102, 37378, 59465, 62755, 93445, 118930, 125510, 130823, 186890, 261646, 276937, 553874, 654115, 1308230, 1384685, 1938559, 2769370, 3046307, 3877118, 6092614, 9692795, 15231535, 19385590, 21324149, 30463070, 42648298, 106620745, 213241490]

約数ペア:

[(1, 213241490), (2, 106620745), (5, 42648298), (7, 30463070), (10, 21324149), (11, 19385590), (14, 15231535), (22, 9692795), (35, 6092614), (55, 3877118), (70, 3046307), (77, 2769370), (110, 1938559), (154, 1384685), (163, 1308230), (326, 654115), (385, 553874), (770, 276937), (815, 261646), (1141, 186890), (1630, 130823), (1699, 125510), (1793, 118930), (2282, 93445), (3398, 62755), (3586, 59465), (5705, 37378), (8495, 25102), (8965, 23786), (11410, 18689), (11893, 17930), (12551, 16990)]