31920084

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{7451}}^1$

素因数の和:7485

約数の個数: 72

約数和(自身を含む): 97651008

約数和(自身を除く): 65730924

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 17, 18, 21, 28, 34, 36, 42, 51, 63, 68, 84, 102, 119, 126, 153, 204, 238, 252, 306, 357, 476, 612, 714, 1071, 1428, 2142, 4284, 7451, 14902, 22353, 29804, 44706, 52157, 67059, 89412, 104314, 126667, 134118, 156471, 208628, 253334, 268236, 312942, 380001, 469413, 506668, 625884, 760002, 886669, 938826, 1140003, 1520004, 1773338, 1877652, 2280006, 2660007, 3546676, 4560012, 5320014, 7980021, 10640028, 15960042, 31920084]

約数ペア:

[(1, 31920084), (2, 15960042), (3, 10640028), (4, 7980021), (6, 5320014), (7, 4560012), (9, 3546676), (12, 2660007), (14, 2280006), (17, 1877652), (18, 1773338), (21, 1520004), (28, 1140003), (34, 938826), (36, 886669), (42, 760002), (51, 625884), (63, 506668), (68, 469413), (84, 380001), (102, 312942), (119, 268236), (126, 253334), (153, 208628), (204, 156471), (238, 134118), (252, 126667), (306, 104314), (357, 89412), (476, 67059), (612, 52157), (714, 44706), (1071, 29804), (1428, 22353), (2142, 14902), (4284, 7451)]