245187474

素因数分解:

$2^1\times 3^1\times 7^2\times {\mathrm{643}}^1\times {\mathrm{1297}}^1$

素因数の和:1959

約数の個数: 48

約数和(自身を含む): 571763808

約数和(自身を除く): 326576334

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 49, 98, 147, 294, 643, 1286, 1297, 1929, 2594, 3858, 3891, 4501, 7782, 9002, 9079, 13503, 18158, 27006, 27237, 31507, 54474, 63014, 63553, 94521, 127106, 189042, 190659, 381318, 833971, 1667942, 2501913, 5003826, 5837797, 11675594, 17513391, 35026782, 40864579, 81729158, 122593737, 245187474]

約数ペア:

[(1, 245187474), (2, 122593737), (3, 81729158), (6, 40864579), (7, 35026782), (14, 17513391), (21, 11675594), (42, 5837797), (49, 5003826), (98, 2501913), (147, 1667942), (294, 833971), (643, 381318), (1286, 190659), (1297, 189042), (1929, 127106), (2594, 94521), (3858, 63553), (3891, 63014), (4501, 54474), (7782, 31507), (9002, 27237), (9079, 27006), (13503, 18158)]