138367047

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{73}}^1\times {\mathrm{131}}^1$

素因数の和:280

約数の個数: 64

約数和(自身を含む): 236307456

約数和(自身を除く): 97940409

約数列:

[1, 3, 7, 13, 21, 39, 53, 73, 91, 131, 159, 219, 273, 371, 393, 511, 689, 917, 949, 1113, 1533, 1703, 2067, 2751, 2847, 3869, 4823, 5109, 6643, 6943, 9563, 11607, 11921, 14469, 19929, 20829, 27083, 28689, 35763, 48601, 50297, 66941, 81249, 90259, 124319, 145803, 150891, 200823, 270777, 352079, 372957, 506839, 631813, 870233, 1056237, 1520517, 1895439, 2610699, 3547873, 6588907, 10643619, 19766721, 46122349, 138367047]

約数ペア:

[(1, 138367047), (3, 46122349), (7, 19766721), (13, 10643619), (21, 6588907), (39, 3547873), (53, 2610699), (73, 1895439), (91, 1520517), (131, 1056237), (159, 870233), (219, 631813), (273, 506839), (371, 372957), (393, 352079), (511, 270777), (689, 200823), (917, 150891), (949, 145803), (1113, 124319), (1533, 90259), (1703, 81249), (2067, 66941), (2751, 50297), (2847, 48601), (3869, 35763), (4823, 28689), (5109, 27083), (6643, 20829), (6943, 19929), (9563, 14469), (11607, 11921)]