247212

素因数分解:

$2^2\times 3^4\times 7^1\times {\mathrm{109}}^1$

素因数の和:132

約数の個数: 60

約数和(自身を含む): 745360

約数和(自身を除く): 498148

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 42, 54, 63, 81, 84, 108, 109, 126, 162, 189, 218, 252, 324, 327, 378, 436, 567, 654, 756, 763, 981, 1134, 1308, 1526, 1962, 2268, 2289, 2943, 3052, 3924, 4578, 5886, 6867, 8829, 9156, 11772, 13734, 17658, 20601, 27468, 35316, 41202, 61803, 82404, 123606, 247212]

約数ペア:

[(1, 247212), (2, 123606), (3, 82404), (4, 61803), (6, 41202), (7, 35316), (9, 27468), (12, 20601), (14, 17658), (18, 13734), (21, 11772), (27, 9156), (28, 8829), (36, 6867), (42, 5886), (54, 4578), (63, 3924), (81, 3052), (84, 2943), (108, 2289), (109, 2268), (126, 1962), (162, 1526), (189, 1308), (218, 1134), (252, 981), (324, 763), (327, 756), (378, 654), (436, 567)]