55140405

素因数分解:

$3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{53}}^1\times {\mathrm{1613}}^1$

素因数の和:1717

約数の個数: 32

約数和(自身を含む): 92036736

約数和(自身を除く): 36896331

約数列:

[1, 3, 5, 15, 43, 53, 129, 159, 215, 265, 645, 795, 1613, 2279, 4839, 6837, 8065, 11395, 24195, 34185, 69359, 85489, 208077, 256467, 346795, 427445, 1040385, 1282335, 3676027, 11028081, 18380135, 55140405]

約数ペア:

[(1, 55140405), (3, 18380135), (5, 11028081), (15, 3676027), (43, 1282335), (53, 1040385), (129, 427445), (159, 346795), (215, 256467), (265, 208077), (645, 85489), (795, 69359), (1613, 34185), (2279, 24195), (4839, 11395), (6837, 8065)]