39400053

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{191}}^1$

素因数の和:278

約数の個数: 64

約数和(自身を含む): 70778880

約数和(自身を除く): 31378827

約数列:

[1, 3, 7, 11, 19, 21, 33, 47, 57, 77, 133, 141, 191, 209, 231, 329, 399, 517, 573, 627, 893, 987, 1337, 1463, 1551, 2101, 2679, 3619, 3629, 4011, 4389, 6251, 6303, 8977, 9823, 10857, 10887, 14707, 18753, 25403, 26931, 29469, 39919, 44121, 62839, 68761, 76209, 98747, 119757, 170563, 188517, 206283, 279433, 296241, 511689, 691229, 838299, 1193941, 1876193, 2073687, 3581823, 5628579, 13133351, 39400053]

約数ペア:

[(1, 39400053), (3, 13133351), (7, 5628579), (11, 3581823), (19, 2073687), (21, 1876193), (33, 1193941), (47, 838299), (57, 691229), (77, 511689), (133, 296241), (141, 279433), (191, 206283), (209, 188517), (231, 170563), (329, 119757), (399, 98747), (517, 76209), (573, 68761), (627, 62839), (893, 44121), (987, 39919), (1337, 29469), (1463, 26931), (1551, 25403), (2101, 18753), (2679, 14707), (3619, 10887), (3629, 10857), (4011, 9823), (4389, 8977), (6251, 6303)]