398200323

素因数分解:

$3^1\times {\mathrm{41}}^2\times {\mathrm{281}}^2$

素因数の和:647

約数の個数: 18

約数和(自身を含む): 546142756

約数和(自身を除く): 147942433

約数列:

[1, 3, 41, 123, 281, 843, 1681, 5043, 11521, 34563, 78961, 236883, 472361, 1417083, 3237401, 9712203, 132733441, 398200323]

約数ペア:

[(1, 398200323), (3, 132733441), (41, 9712203), (123, 3237401), (281, 1417083), (843, 472361), (1681, 236883), (5043, 78961), (11521, 34563)]