123084728

素因数分解:

$2^3\times {\mathrm{13}}^3\times {\mathrm{47}}^1\times {\mathrm{149}}^1$

素因数の和:241

約数の個数: 64

約数和(自身を含む): 257040000

約数和(自身を除く): 133955272

約数列:

[1, 2, 4, 8, 13, 26, 47, 52, 94, 104, 149, 169, 188, 298, 338, 376, 596, 611, 676, 1192, 1222, 1352, 1937, 2197, 2444, 3874, 4394, 4888, 7003, 7748, 7943, 8788, 14006, 15496, 15886, 17576, 25181, 28012, 31772, 50362, 56024, 63544, 91039, 100724, 103259, 182078, 201448, 206518, 327353, 364156, 413036, 654706, 728312, 826072, 1183507, 1309412, 2367014, 2618824, 4734028, 9468056, 15385591, 30771182, 61542364, 123084728]

約数ペア:

[(1, 123084728), (2, 61542364), (4, 30771182), (8, 15385591), (13, 9468056), (26, 4734028), (47, 2618824), (52, 2367014), (94, 1309412), (104, 1183507), (149, 826072), (169, 728312), (188, 654706), (298, 413036), (338, 364156), (376, 327353), (596, 206518), (611, 201448), (676, 182078), (1192, 103259), (1222, 100724), (1352, 91039), (1937, 63544), (2197, 56024), (2444, 50362), (3874, 31772), (4394, 28012), (4888, 25181), (7003, 17576), (7748, 15886), (7943, 15496), (8788, 14006)]