81075906

素因数分解:

$2^1\times 3^2\times {\mathrm{211}}^1\times {\mathrm{21347}}^1$

素因数の和:21566

約数の個数: 24

約数和(自身を含む): 176505264

約数和(自身を除く): 95429358

約数列:

[1, 2, 3, 6, 9, 18, 211, 422, 633, 1266, 1899, 3798, 21347, 42694, 64041, 128082, 192123, 384246, 4504217, 9008434, 13512651, 27025302, 40537953, 81075906]

約数ペア:

[(1, 81075906), (2, 40537953), (3, 27025302), (6, 13512651), (9, 9008434), (18, 4504217), (211, 384246), (422, 192123), (633, 128082), (1266, 64041), (1899, 42694), (3798, 21347)]