439812981

素因数分解:

$3^2\times {\mathrm{47}}^1\times {\mathrm{131}}^1\times {\mathrm{7937}}^1$

素因数の和:8121

約数の個数: 24

約数和(自身を含む): 653837184

約数和(自身を除く): 214024203

約数列:

[1, 3, 9, 47, 131, 141, 393, 423, 1179, 6157, 7937, 18471, 23811, 55413, 71433, 373039, 1039747, 1119117, 3119241, 3357351, 9357723, 48868109, 146604327, 439812981]

約数ペア:

[(1, 439812981), (3, 146604327), (9, 48868109), (47, 9357723), (131, 3357351), (141, 3119241), (393, 1119117), (423, 1039747), (1179, 373039), (6157, 71433), (7937, 55413), (18471, 23811)]