428094928

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{32749}}^1$

素因数の和:32819

約数の個数: 40

約数和(自身を含む): 893420000

約数和(自身を除く): 465325072

約数列:

[1, 2, 4, 8, 16, 19, 38, 43, 76, 86, 152, 172, 304, 344, 688, 817, 1634, 3268, 6536, 13072, 32749, 65498, 130996, 261992, 523984, 622231, 1244462, 1408207, 2488924, 2816414, 4977848, 5632828, 9955696, 11265656, 22531312, 26755933, 53511866, 107023732, 214047464, 428094928]

約数ペア:

[(1, 428094928), (2, 214047464), (4, 107023732), (8, 53511866), (16, 26755933), (19, 22531312), (38, 11265656), (43, 9955696), (76, 5632828), (86, 4977848), (152, 2816414), (172, 2488924), (304, 1408207), (344, 1244462), (688, 622231), (817, 523984), (1634, 261992), (3268, 130996), (6536, 65498), (13072, 32749)]