31387712

素因数分解:

$2^6\times {\mathrm{17}}^2\times {\mathrm{1697}}^1$

素因数の和:1743

約数の個数: 42

約数和(自身を含む): 66203322

約数和(自身を除く): 34815610

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 64, 68, 136, 272, 289, 544, 578, 1088, 1156, 1697, 2312, 3394, 4624, 6788, 9248, 13576, 18496, 27152, 28849, 54304, 57698, 108608, 115396, 230792, 461584, 490433, 923168, 980866, 1846336, 1961732, 3923464, 7846928, 15693856, 31387712]

約数ペア:

[(1, 31387712), (2, 15693856), (4, 7846928), (8, 3923464), (16, 1961732), (17, 1846336), (32, 980866), (34, 923168), (64, 490433), (68, 461584), (136, 230792), (272, 115396), (289, 108608), (544, 57698), (578, 54304), (1088, 28849), (1156, 27152), (1697, 18496), (2312, 13576), (3394, 9248), (4624, 6788)]