71395628

素因数分解:

$2^2\times {\mathrm{199}}^1\times {\mathrm{257}}^1\times {\mathrm{349}}^1$

素因数の和:809

約数の個数: 24

約数和(自身を含む): 126420000

約数和(自身を除く): 55024372

約数列:

[1, 2, 4, 199, 257, 349, 398, 514, 698, 796, 1028, 1396, 51143, 69451, 89693, 102286, 138902, 179386, 204572, 277804, 358772, 17848907, 35697814, 71395628]

約数ペア:

[(1, 71395628), (2, 35697814), (4, 17848907), (199, 358772), (257, 277804), (349, 204572), (398, 179386), (514, 138902), (698, 102286), (796, 89693), (1028, 69451), (1396, 51143)]