66257289

素因数分解:

$3^2\times 7^1\times {\mathrm{107}}^1\times {\mathrm{9829}}^1$

素因数の和:9949

約数の個数: 24

約数和(自身を含む): 110410560

約数和(自身を除く): 44153271

約数列:

[1, 3, 7, 9, 21, 63, 107, 321, 749, 963, 2247, 6741, 9829, 29487, 68803, 88461, 206409, 619227, 1051703, 3155109, 7361921, 9465327, 22085763, 66257289]

約数ペア:

[(1, 66257289), (3, 22085763), (7, 9465327), (9, 7361921), (21, 3155109), (63, 1051703), (107, 619227), (321, 206409), (749, 88461), (963, 68803), (2247, 29487), (6741, 9829)]