1239653898

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{517817}}^1$

素因数の和:517851

約数の個数: 48

約数和(自身を含む): 3231184320

約数和(自身を除く): 1991530422

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 19, 21, 38, 42, 57, 63, 114, 126, 133, 171, 266, 342, 399, 798, 1197, 2394, 517817, 1035634, 1553451, 3106902, 3624719, 4660353, 7249438, 9320706, 9838523, 10874157, 19677046, 21748314, 29515569, 32622471, 59031138, 65244942, 68869661, 88546707, 137739322, 177093414, 206608983, 413217966, 619826949, 1239653898]

約数ペア:

[(1, 1239653898), (2, 619826949), (3, 413217966), (6, 206608983), (7, 177093414), (9, 137739322), (14, 88546707), (18, 68869661), (19, 65244942), (21, 59031138), (38, 32622471), (42, 29515569), (57, 21748314), (63, 19677046), (114, 10874157), (126, 9838523), (133, 9320706), (171, 7249438), (266, 4660353), (342, 3624719), (399, 3106902), (798, 1553451), (1197, 1035634), (2394, 517817)]