256218078

素因数分解:

$2^1\times 3^1\times {\mathrm{19}}^1\times {\mathrm{227}}^1\times {\mathrm{9901}}^1$

素因数の和:10152

約数の個数: 32

約数和(自身を含む): 541837440

約数和(自身を除く): 285619362

約数列:

[1, 2, 3, 6, 19, 38, 57, 114, 227, 454, 681, 1362, 4313, 8626, 9901, 12939, 19802, 25878, 29703, 59406, 188119, 376238, 564357, 1128714, 2247527, 4495054, 6742581, 13485162, 42703013, 85406026, 128109039, 256218078]

約数ペア:

[(1, 256218078), (2, 128109039), (3, 85406026), (6, 42703013), (19, 13485162), (38, 6742581), (57, 4495054), (114, 2247527), (227, 1128714), (454, 564357), (681, 376238), (1362, 188119), (4313, 59406), (8626, 29703), (9901, 25878), (12939, 19802)]