87989874

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{1553}}^1$

素因数の和:1655

約数の個数: 64

約数和(自身を含む): 214824960

約数和(自身を除く): 126835086

約数列:

[1, 2, 3, 6, 7, 14, 19, 21, 38, 42, 57, 71, 114, 133, 142, 213, 266, 399, 426, 497, 798, 994, 1349, 1491, 1553, 2698, 2982, 3106, 4047, 4659, 8094, 9318, 9443, 10871, 18886, 21742, 28329, 29507, 32613, 56658, 59014, 65226, 88521, 110263, 177042, 206549, 220526, 330789, 413098, 619647, 661578, 771841, 1239294, 1543682, 2094997, 2315523, 4189994, 4631046, 6284991, 12569982, 14664979, 29329958, 43994937, 87989874]

約数ペア:

[(1, 87989874), (2, 43994937), (3, 29329958), (6, 14664979), (7, 12569982), (14, 6284991), (19, 4631046), (21, 4189994), (38, 2315523), (42, 2094997), (57, 1543682), (71, 1239294), (114, 771841), (133, 661578), (142, 619647), (213, 413098), (266, 330789), (399, 220526), (426, 206549), (497, 177042), (798, 110263), (994, 88521), (1349, 65226), (1491, 59014), (1553, 56658), (2698, 32613), (2982, 29507), (3106, 28329), (4047, 21742), (4659, 18886), (8094, 10871), (9318, 9443)]