66765867

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^2\times {\mathrm{8807}}^1$

素因数の和:8855

約数の個数: 24

約数和(自身を含む): 107387136

約数和(自身を除く): 40621269

約数列:

[1, 3, 7, 19, 21, 57, 133, 361, 399, 1083, 2527, 7581, 8807, 26421, 61649, 167333, 184947, 501999, 1171331, 3179327, 3513993, 9537981, 22255289, 66765867]

約数ペア:

[(1, 66765867), (3, 22255289), (7, 9537981), (19, 3513993), (21, 3179327), (57, 1171331), (133, 501999), (361, 184947), (399, 167333), (1083, 61649), (2527, 26421), (7581, 8807)]