381811749

素因数分解:

$3^1\times {\mathrm{11}}^2\times {\mathrm{43}}^1\times {\mathrm{61}}^1\times {\mathrm{401}}^1$

素因数の和:530

約数の個数: 48

約数和(自身を含む): 583420992

約数和(自身を除く): 201609243

約数列:

[1, 3, 11, 33, 43, 61, 121, 129, 183, 363, 401, 473, 671, 1203, 1419, 2013, 2623, 4411, 5203, 7381, 7869, 13233, 15609, 17243, 22143, 24461, 28853, 48521, 51729, 73383, 86559, 145563, 189673, 269071, 317383, 569019, 807213, 952149, 1051823, 2086403, 2959781, 3155469, 6259209, 8879343, 11570053, 34710159, 127270583, 381811749]

約数ペア:

[(1, 381811749), (3, 127270583), (11, 34710159), (33, 11570053), (43, 8879343), (61, 6259209), (121, 3155469), (129, 2959781), (183, 2086403), (363, 1051823), (401, 952149), (473, 807213), (671, 569019), (1203, 317383), (1419, 269071), (2013, 189673), (2623, 145563), (4411, 86559), (5203, 73383), (7381, 51729), (7869, 48521), (13233, 28853), (15609, 24461), (17243, 22143)]