13939863

素因数分解:

$3^1\times 7^3\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1$

素因数の和:97

約数の個数: 64

約数和(自身を含む): 24576000

約数和(自身を除く): 10636137

約数列:

[1, 3, 7, 19, 21, 23, 31, 49, 57, 69, 93, 133, 147, 161, 217, 343, 399, 437, 483, 589, 651, 713, 931, 1029, 1127, 1311, 1519, 1767, 2139, 2793, 3059, 3381, 4123, 4557, 4991, 6517, 7889, 9177, 10633, 12369, 13547, 14973, 19551, 21413, 23667, 28861, 31899, 34937, 40641, 64239, 86583, 94829, 104811, 149891, 202027, 244559, 284487, 449673, 606081, 663803, 733677, 1991409, 4646621, 13939863]

約数ペア:

[(1, 13939863), (3, 4646621), (7, 1991409), (19, 733677), (21, 663803), (23, 606081), (31, 449673), (49, 284487), (57, 244559), (69, 202027), (93, 149891), (133, 104811), (147, 94829), (161, 86583), (217, 64239), (343, 40641), (399, 34937), (437, 31899), (483, 28861), (589, 23667), (651, 21413), (713, 19551), (931, 14973), (1029, 13547), (1127, 12369), (1311, 10633), (1519, 9177), (1767, 7889), (2139, 6517), (2793, 4991), (3059, 4557), (3381, 4123)]