66712878

素因数分解:

$2^1\times 3^2\times {\mathrm{71}}^1\times {\mathrm{52201}}^1$

素因数の和:52280

約数の個数: 24

約数和(自身を含む): 146583216

約数和(自身を除く): 79870338

約数列:

[1, 2, 3, 6, 9, 18, 71, 142, 213, 426, 639, 1278, 52201, 104402, 156603, 313206, 469809, 939618, 3706271, 7412542, 11118813, 22237626, 33356439, 66712878]

約数ペア:

[(1, 66712878), (2, 33356439), (3, 22237626), (6, 11118813), (9, 7412542), (18, 3706271), (71, 939618), (142, 469809), (213, 313206), (426, 156603), (639, 104402), (1278, 52201)]