31299516

素因数分解:

$2^2\times 3^2\times {\mathrm{17}}^1\times {\mathrm{199}}^1\times {\mathrm{257}}^1$

素因数の和:483

約数の個数: 72

約数和(自身を含む): 84520800

約数和(自身を除く): 53221284

約数列:

[1, 2, 3, 4, 6, 9, 12, 17, 18, 34, 36, 51, 68, 102, 153, 199, 204, 257, 306, 398, 514, 597, 612, 771, 796, 1028, 1194, 1542, 1791, 2313, 2388, 3084, 3383, 3582, 4369, 4626, 6766, 7164, 8738, 9252, 10149, 13107, 13532, 17476, 20298, 26214, 30447, 39321, 40596, 51143, 52428, 60894, 78642, 102286, 121788, 153429, 157284, 204572, 306858, 460287, 613716, 869431, 920574, 1738862, 1841148, 2608293, 3477724, 5216586, 7824879, 10433172, 15649758, 31299516]

約数ペア:

[(1, 31299516), (2, 15649758), (3, 10433172), (4, 7824879), (6, 5216586), (9, 3477724), (12, 2608293), (17, 1841148), (18, 1738862), (34, 920574), (36, 869431), (51, 613716), (68, 460287), (102, 306858), (153, 204572), (199, 157284), (204, 153429), (257, 121788), (306, 102286), (398, 78642), (514, 60894), (597, 52428), (612, 51143), (771, 40596), (796, 39321), (1028, 30447), (1194, 26214), (1542, 20298), (1791, 17476), (2313, 13532), (2388, 13107), (3084, 10149), (3383, 9252), (3582, 8738), (4369, 7164), (4626, 6766)]