328912912

素因数分解:

$2^4\times {\mathrm{53}}^1\times {\mathrm{397}}^1\times {\mathrm{977}}^1$

素因数の和:1435

約数の個数: 40

約数和(自身を含む): 651594456

約数和(自身を除く): 322681544

約数列:

[1, 2, 4, 8, 16, 53, 106, 212, 397, 424, 794, 848, 977, 1588, 1954, 3176, 3908, 6352, 7816, 15632, 21041, 42082, 51781, 84164, 103562, 168328, 207124, 336656, 387869, 414248, 775738, 828496, 1551476, 3102952, 6205904, 20557057, 41114114, 82228228, 164456456, 328912912]

約数ペア:

[(1, 328912912), (2, 164456456), (4, 82228228), (8, 41114114), (16, 20557057), (53, 6205904), (106, 3102952), (212, 1551476), (397, 828496), (424, 775738), (794, 414248), (848, 387869), (977, 336656), (1588, 207124), (1954, 168328), (3176, 103562), (3908, 84164), (6352, 51781), (7816, 42082), (15632, 21041)]