51490485

素因数分解:

$3^5\times 5^1\times {\mathrm{42379}}^1$

素因数の和:42399

約数の個数: 24

約数和(自身を含む): 92557920

約数和(自身を除く): 41067435

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 243, 405, 1215, 42379, 127137, 211895, 381411, 635685, 1144233, 1907055, 3432699, 5721165, 10298097, 17163495, 51490485]

約数ペア:

[(1, 51490485), (3, 17163495), (5, 10298097), (9, 5721165), (15, 3432699), (27, 1907055), (45, 1144233), (81, 635685), (135, 381411), (243, 211895), (405, 127137), (1215, 42379)]