81443601

素因数分解:

$3^2\times {\mathrm{61}}^1\times {\mathrm{109}}^1\times {\mathrm{1361}}^1$

素因数の和:1537

約数の個数: 24

約数和(自身を含む): 120754920

約数和(自身を除く): 39311319

約数列:

[1, 3, 9, 61, 109, 183, 327, 549, 981, 1361, 4083, 6649, 12249, 19947, 59841, 83021, 148349, 249063, 445047, 747189, 1335141, 9049289, 27147867, 81443601]

約数ペア:

[(1, 81443601), (3, 27147867), (9, 9049289), (61, 1335141), (109, 747189), (183, 445047), (327, 249063), (549, 148349), (981, 83021), (1361, 59841), (4083, 19947), (6649, 12249)]