210155878

素因数分解:

$2^1\times {\mathrm{43}}^1\times {\mathrm{89}}^1\times {\mathrm{27457}}^1$

素因数の和:27591

約数の個数: 16

約数和(自身を含む): 326201040

約数和(自身を除く): 116045162

約数列:

[1, 2, 43, 86, 89, 178, 3827, 7654, 27457, 54914, 1180651, 2361302, 2443673, 4887346, 105077939, 210155878]

約数ペア:

[(1, 210155878), (2, 105077939), (43, 4887346), (86, 2443673), (89, 2361302), (178, 1180651), (3827, 54914), (7654, 27457)]