156955419

素因数分解:

$3^2\times {\mathrm{47}}^1\times {\mathrm{53}}^1\times {\mathrm{7001}}^1$

素因数の和:7107

約数の個数: 24

約数和(自身を含む): 235939392

約数和(自身を除く): 78983973

約数列:

[1, 3, 9, 47, 53, 141, 159, 423, 477, 2491, 7001, 7473, 21003, 22419, 63009, 329047, 371053, 987141, 1113159, 2961423, 3339477, 17439491, 52318473, 156955419]

約数ペア:

[(1, 156955419), (3, 52318473), (9, 17439491), (47, 3339477), (53, 2961423), (141, 1113159), (159, 987141), (423, 371053), (477, 329047), (2491, 63009), (7001, 22419), (7473, 21003)]