178900148

素因数分解:

$2^2\times 7^1\times {\mathrm{107}}^1\times {\mathrm{211}}^1\times {\mathrm{283}}^1$

素因数の和:612

約数の個数: 48

約数和(自身を含む): 364137984

約数和(自身を除く): 185237836

約数列:

[1, 2, 4, 7, 14, 28, 107, 211, 214, 283, 422, 428, 566, 749, 844, 1132, 1477, 1498, 1981, 2954, 2996, 3962, 5908, 7924, 22577, 30281, 45154, 59713, 60562, 90308, 119426, 121124, 158039, 211967, 238852, 316078, 417991, 423934, 632156, 835982, 847868, 1671964, 6389291, 12778582, 25557164, 44725037, 89450074, 178900148]

約数ペア:

[(1, 178900148), (2, 89450074), (4, 44725037), (7, 25557164), (14, 12778582), (28, 6389291), (107, 1671964), (211, 847868), (214, 835982), (283, 632156), (422, 423934), (428, 417991), (566, 316078), (749, 238852), (844, 211967), (1132, 158039), (1477, 121124), (1498, 119426), (1981, 90308), (2954, 60562), (2996, 59713), (3962, 45154), (5908, 30281), (7924, 22577)]