131796784

素因数分解:

$2^4\times 7^1\times {\mathrm{17}}^1\times {\mathrm{69221}}^1$

素因数の和:69253

約数の個数: 40

約数和(自身を含む): 309007008

約数和(自身を除く): 177210224

約数列:

[1, 2, 4, 7, 8, 14, 16, 17, 28, 34, 56, 68, 112, 119, 136, 238, 272, 476, 952, 1904, 69221, 138442, 276884, 484547, 553768, 969094, 1107536, 1176757, 1938188, 2353514, 3876376, 4707028, 7752752, 8237299, 9414056, 16474598, 18828112, 32949196, 65898392, 131796784]

約数ペア:

[(1, 131796784), (2, 65898392), (4, 32949196), (7, 18828112), (8, 16474598), (14, 9414056), (16, 8237299), (17, 7752752), (28, 4707028), (34, 3876376), (56, 2353514), (68, 1938188), (112, 1176757), (119, 1107536), (136, 969094), (238, 553768), (272, 484547), (476, 276884), (952, 138442), (1904, 69221)]