311929515

素因数分解:

$3^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{199}}^1\times {\mathrm{683}}^1$

素因数の和:913

約数の個数: 64

約数和(自身を含む): 590976000

約数和(自身を除く): 279046485

約数列:

[1, 3, 5, 9, 15, 17, 27, 45, 51, 85, 135, 153, 199, 255, 459, 597, 683, 765, 995, 1791, 2049, 2295, 2985, 3383, 3415, 5373, 6147, 8955, 10149, 10245, 11611, 16915, 18441, 26865, 30447, 30735, 34833, 50745, 58055, 91341, 92205, 104499, 135917, 152235, 174165, 313497, 407751, 456705, 522495, 679585, 1223253, 1567485, 2038755, 2310589, 3669759, 6116265, 6931767, 11552945, 18348795, 20795301, 34658835, 62385903, 103976505, 311929515]

約数ペア:

[(1, 311929515), (3, 103976505), (5, 62385903), (9, 34658835), (15, 20795301), (17, 18348795), (27, 11552945), (45, 6931767), (51, 6116265), (85, 3669759), (135, 2310589), (153, 2038755), (199, 1567485), (255, 1223253), (459, 679585), (597, 522495), (683, 456705), (765, 407751), (995, 313497), (1791, 174165), (2049, 152235), (2295, 135917), (2985, 104499), (3383, 92205), (3415, 91341), (5373, 58055), (6147, 50745), (8955, 34833), (10149, 30735), (10245, 30447), (11611, 26865), (16915, 18441)]