198621797632

素因数分解:

$2^8\times {\mathrm{997}}^1\times {\mathrm{778201}}^1$

素因数の和:779214

約数の個数: 36

約数和(自身を含む): 396865899556

約数和(自身を除く): 198244101924

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 256, 997, 1994, 3988, 7976, 15952, 31904, 63808, 127616, 255232, 778201, 1556402, 3112804, 6225608, 12451216, 24902432, 49804864, 99609728, 199219456, 775866397, 1551732794, 3103465588, 6206931176, 12413862352, 24827724704, 49655449408, 99310898816, 198621797632]

約数ペア:

[(1, 198621797632), (2, 99310898816), (4, 49655449408), (8, 24827724704), (16, 12413862352), (32, 6206931176), (64, 3103465588), (128, 1551732794), (256, 775866397), (997, 199219456), (1994, 99609728), (3988, 49804864), (7976, 24902432), (15952, 12451216), (31904, 6225608), (63808, 3112804), (127616, 1556402), (255232, 778201)]