4131405

素因数分解:

$3^4\times 5^1\times {\mathrm{101}}^2$

素因数の和:219

約数の個数: 30

約数和(自身を含む): 7479978

約数和(自身を除く): 3348573

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 101, 135, 303, 405, 505, 909, 1515, 2727, 4545, 8181, 10201, 13635, 30603, 40905, 51005, 91809, 153015, 275427, 459045, 826281, 1377135, 4131405]

約数ペア:

[(1, 4131405), (3, 1377135), (5, 826281), (9, 459045), (15, 275427), (27, 153015), (45, 91809), (81, 51005), (101, 40905), (135, 30603), (303, 13635), (405, 10201), (505, 8181), (909, 4545), (1515, 2727)]