28243672

素因数分解:

$2^3\times {\mathrm{113}}^1\times {\mathrm{157}}^1\times {\mathrm{199}}^1$

素因数の和:475

約数の個数: 32

約数和(自身を含む): 54036000

約数和(自身を除く): 25792328

約数列:

[1, 2, 4, 8, 113, 157, 199, 226, 314, 398, 452, 628, 796, 904, 1256, 1592, 17741, 22487, 31243, 35482, 44974, 62486, 70964, 89948, 124972, 141928, 179896, 249944, 3530459, 7060918, 14121836, 28243672]

約数ペア:

[(1, 28243672), (2, 14121836), (4, 7060918), (8, 3530459), (113, 249944), (157, 179896), (199, 141928), (226, 124972), (314, 89948), (398, 70964), (452, 62486), (628, 44974), (796, 35482), (904, 31243), (1256, 22487), (1592, 17741)]