155779568

素因数分解:

$2^4\times 7^1\times {\mathrm{17}}^1\times {\mathrm{81817}}^1$

素因数の和:81849

約数の個数: 40

約数和(自身を含む): 365235552

約数和(自身を除く): 209455984

約数列:

[1, 2, 4, 7, 8, 14, 16, 17, 28, 34, 56, 68, 112, 119, 136, 238, 272, 476, 952, 1904, 81817, 163634, 327268, 572719, 654536, 1145438, 1309072, 1390889, 2290876, 2781778, 4581752, 5563556, 9163504, 9736223, 11127112, 19472446, 22254224, 38944892, 77889784, 155779568]

約数ペア:

[(1, 155779568), (2, 77889784), (4, 38944892), (7, 22254224), (8, 19472446), (14, 11127112), (16, 9736223), (17, 9163504), (28, 5563556), (34, 4581752), (56, 2781778), (68, 2290876), (112, 1390889), (119, 1309072), (136, 1145438), (238, 654536), (272, 572719), (476, 327268), (952, 163634), (1904, 81817)]