156958780004

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{401}}^1\times {\mathrm{442781}}^1$

素因数の和:443216

約数の個数: 48

約数和(自身を含む): 313989114096

約数和(自身を除く): 157030334092

約数列:

[1, 2, 4, 13, 17, 26, 34, 52, 68, 221, 401, 442, 802, 884, 1604, 5213, 6817, 10426, 13634, 20852, 27268, 88621, 177242, 354484, 442781, 885562, 1771124, 5756153, 7527277, 11512306, 15054554, 23024612, 30109108, 97854601, 177555181, 195709202, 355110362, 391418404, 710220724, 2308217353, 3018438077, 4616434706, 6036876154, 9232869412, 12073752308, 39239695001, 78479390002, 156958780004]

約数ペア:

[(1, 156958780004), (2, 78479390002), (4, 39239695001), (13, 12073752308), (17, 9232869412), (26, 6036876154), (34, 4616434706), (52, 3018438077), (68, 2308217353), (221, 710220724), (401, 391418404), (442, 355110362), (802, 195709202), (884, 177555181), (1604, 97854601), (5213, 30109108), (6817, 23024612), (10426, 15054554), (13634, 11512306), (20852, 7527277), (27268, 5756153), (88621, 1771124), (177242, 885562), (354484, 442781)]