399156954

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{337}}^1\times {\mathrm{28201}}^1$

素因数の和:28550

約数の個数: 32

約数和(自身を含む): 915098496

約数和(自身を除く): 515941542

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 337, 674, 1011, 2022, 2359, 4718, 7077, 14154, 28201, 56402, 84603, 169206, 197407, 394814, 592221, 1184442, 9503737, 19007474, 28511211, 57022422, 66526159, 133052318, 199578477, 399156954]

約数ペア:

[(1, 399156954), (2, 199578477), (3, 133052318), (6, 66526159), (7, 57022422), (14, 28511211), (21, 19007474), (42, 9503737), (337, 1184442), (674, 592221), (1011, 394814), (2022, 197407), (2359, 169206), (4718, 84603), (7077, 56402), (14154, 28201)]