440406

素因数分解:

$2^1\times 3^2\times {\mathrm{43}}^1\times {\mathrm{569}}^1$

素因数の和:620

約数の個数: 24

約数和(自身を含む): 978120

約数和(自身を除く): 537714

約数列:

[1, 2, 3, 6, 9, 18, 43, 86, 129, 258, 387, 569, 774, 1138, 1707, 3414, 5121, 10242, 24467, 48934, 73401, 146802, 220203, 440406]

約数ペア:

[(1, 440406), (2, 220203), (3, 146802), (6, 73401), (9, 48934), (18, 24467), (43, 10242), (86, 5121), (129, 3414), (258, 1707), (387, 1138), (569, 774)]