257946426

素因数分解:

$2^1\times 3^2\times {\mathrm{23}}^1\times {\mathrm{623059}}^1$

素因数の和:623090

約数の個数: 24

約数和(自身を含む): 583184160

約数和(自身を除く): 325237734

約数列:

[1, 2, 3, 6, 9, 18, 23, 46, 69, 138, 207, 414, 623059, 1246118, 1869177, 3738354, 5607531, 11215062, 14330357, 28660714, 42991071, 85982142, 128973213, 257946426]

約数ペア:

[(1, 257946426), (2, 128973213), (3, 85982142), (6, 42991071), (9, 28660714), (18, 14330357), (23, 11215062), (46, 5607531), (69, 3738354), (138, 1869177), (207, 1246118), (414, 623059)]