85747221

素因数分解:

$3^3\times 7^1\times {\mathrm{631}}^1\times {\mathrm{719}}^1$

素因数の和:1366

約数の個数: 32

約数和(自身を含む): 145612800

約数和(自身を除く): 59865579

約数列:

[1, 3, 7, 9, 21, 27, 63, 189, 631, 719, 1893, 2157, 4417, 5033, 5679, 6471, 13251, 15099, 17037, 19413, 39753, 45297, 119259, 135891, 453689, 1361067, 3175823, 4083201, 9527469, 12249603, 28582407, 85747221]

約数ペア:

[(1, 85747221), (3, 28582407), (7, 12249603), (9, 9527469), (21, 4083201), (27, 3175823), (63, 1361067), (189, 453689), (631, 135891), (719, 119259), (1893, 45297), (2157, 39753), (4417, 19413), (5033, 17037), (5679, 15099), (6471, 13251)]