316237648

素因数分解:

$2^4\times {\mathrm{89}}^1\times {\mathrm{137}}^1\times {\mathrm{1621}}^1$

素因数の和:1855

約数の個数: 40

約数和(自身を含む): 624502440

約数和(自身を除く): 308264792

約数列:

[1, 2, 4, 8, 16, 89, 137, 178, 274, 356, 548, 712, 1096, 1424, 1621, 2192, 3242, 6484, 12193, 12968, 24386, 25936, 48772, 97544, 144269, 195088, 222077, 288538, 444154, 577076, 888308, 1154152, 1776616, 2308304, 3553232, 19764853, 39529706, 79059412, 158118824, 316237648]

約数ペア:

[(1, 316237648), (2, 158118824), (4, 79059412), (8, 39529706), (16, 19764853), (89, 3553232), (137, 2308304), (178, 1776616), (274, 1154152), (356, 888308), (548, 577076), (712, 444154), (1096, 288538), (1424, 222077), (1621, 195088), (2192, 144269), (3242, 97544), (6484, 48772), (12193, 25936), (12968, 24386)]