28282545

素因数分解:

$3^2\times 5^1\times {\mathrm{19}}^2\times {\mathrm{1741}}^1$

素因数の和:1790

約数の個数: 36

約数和(自身を含む): 51768756

約数和(自身を除く): 23486211

約数列:

[1, 3, 5, 9, 15, 19, 45, 57, 95, 171, 285, 361, 855, 1083, 1741, 1805, 3249, 5223, 5415, 8705, 15669, 16245, 26115, 33079, 78345, 99237, 165395, 297711, 496185, 628501, 1488555, 1885503, 3142505, 5656509, 9427515, 28282545]

約数ペア:

[(1, 28282545), (3, 9427515), (5, 5656509), (9, 3142505), (15, 1885503), (19, 1488555), (45, 628501), (57, 496185), (95, 297711), (171, 165395), (285, 99237), (361, 78345), (855, 33079), (1083, 26115), (1741, 16245), (1805, 15669), (3249, 8705), (5223, 5415)]