71376291

素因数分解:

$3^2\times 7^2\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{227}}^1$

素因数の和:301

約数の個数: 72

約数和(自身を含む): 129752064

約数和(自身を除く): 58375773

約数列:

[1, 3, 7, 9, 21, 23, 31, 49, 63, 69, 93, 147, 161, 207, 217, 227, 279, 441, 483, 651, 681, 713, 1127, 1449, 1519, 1589, 1953, 2043, 2139, 3381, 4557, 4767, 4991, 5221, 6417, 7037, 10143, 11123, 13671, 14301, 14973, 15663, 21111, 33369, 34937, 36547, 44919, 46989, 49259, 63333, 100107, 104811, 109641, 147777, 161851, 255829, 314433, 328923, 344813, 443331, 485553, 767487, 1034439, 1132957, 1456659, 2302461, 3103317, 3398871, 7930699, 10196613, 23792097, 71376291]

約数ペア:

[(1, 71376291), (3, 23792097), (7, 10196613), (9, 7930699), (21, 3398871), (23, 3103317), (31, 2302461), (49, 1456659), (63, 1132957), (69, 1034439), (93, 767487), (147, 485553), (161, 443331), (207, 344813), (217, 328923), (227, 314433), (279, 255829), (441, 161851), (483, 147777), (651, 109641), (681, 104811), (713, 100107), (1127, 63333), (1449, 49259), (1519, 46989), (1589, 44919), (1953, 36547), (2043, 34937), (2139, 33369), (3381, 21111), (4557, 15663), (4767, 14973), (4991, 14301), (5221, 13671), (6417, 11123), (7037, 10143)]