398182912

素因数分解:

$2^9\times {\mathrm{523}}^1\times {\mathrm{1487}}^1$

素因数の和:2028

約数の個数: 40

約数和(自身を含む): 797645376

約数和(自身を除く): 399462464

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 256, 512, 523, 1046, 1487, 2092, 2974, 4184, 5948, 8368, 11896, 16736, 23792, 33472, 47584, 66944, 95168, 133888, 190336, 267776, 380672, 761344, 777701, 1555402, 3110804, 6221608, 12443216, 24886432, 49772864, 99545728, 199091456, 398182912]

約数ペア:

[(1, 398182912), (2, 199091456), (4, 99545728), (8, 49772864), (16, 24886432), (32, 12443216), (64, 6221608), (128, 3110804), (256, 1555402), (512, 777701), (523, 761344), (1046, 380672), (1487, 267776), (2092, 190336), (2974, 133888), (4184, 95168), (5948, 66944), (8368, 47584), (11896, 33472), (16736, 23792)]