81046405

素因数分解:

$5^1\times {\mathrm{11}}^2\times {\mathrm{109}}^1\times {\mathrm{1229}}^1$

素因数の和:1365

約数の個数: 24

約数和(自身を含む): 107969400

約数和(自身を除く): 26922995

約数列:

[1, 5, 11, 55, 109, 121, 545, 605, 1199, 1229, 5995, 6145, 13189, 13519, 65945, 67595, 133961, 148709, 669805, 743545, 1473571, 7367855, 16209281, 81046405]

約数ペア:

[(1, 81046405), (5, 16209281), (11, 7367855), (55, 1473571), (109, 743545), (121, 669805), (545, 148709), (605, 133961), (1199, 67595), (1229, 65945), (5995, 13519), (6145, 13189)]