30623649

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{71}}^1$

素因数の和:170

約数の個数: 64

約数和(自身を含む): 53084160

約数和(自身を除く): 22460511

約数列:

[1, 3, 7, 19, 21, 23, 47, 57, 69, 71, 133, 141, 161, 213, 329, 399, 437, 483, 497, 893, 987, 1081, 1311, 1349, 1491, 1633, 2679, 3059, 3243, 3337, 4047, 4899, 6251, 7567, 9177, 9443, 10011, 11431, 18753, 20539, 22701, 23359, 28329, 31027, 34293, 61617, 63403, 70077, 76751, 93081, 143773, 190209, 217189, 230253, 431319, 443821, 537257, 651567, 1331463, 1458269, 1611771, 4374807, 10207883, 30623649]

約数ペア:

[(1, 30623649), (3, 10207883), (7, 4374807), (19, 1611771), (21, 1458269), (23, 1331463), (47, 651567), (57, 537257), (69, 443821), (71, 431319), (133, 230253), (141, 217189), (161, 190209), (213, 143773), (329, 93081), (399, 76751), (437, 70077), (483, 63403), (497, 61617), (893, 34293), (987, 31027), (1081, 28329), (1311, 23359), (1349, 22701), (1491, 20539), (1633, 18753), (2679, 11431), (3059, 10011), (3243, 9443), (3337, 9177), (4047, 7567), (4899, 6251)]