390214398

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{197677}}^1$

素因数の和:197736

約数の個数: 32

約数和(自身を含む): 910900224

約数和(自身を除く): 520685826

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 47, 94, 141, 282, 329, 658, 987, 1974, 197677, 395354, 593031, 1186062, 1383739, 2767478, 4151217, 8302434, 9290819, 18581638, 27872457, 55744914, 65035733, 130071466, 195107199, 390214398]

約数ペア:

[(1, 390214398), (2, 195107199), (3, 130071466), (6, 65035733), (7, 55744914), (14, 27872457), (21, 18581638), (42, 9290819), (47, 8302434), (94, 4151217), (141, 2767478), (282, 1383739), (329, 1186062), (658, 593031), (987, 395354), (1974, 197677)]