205923315

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{28541}}^1$

素因数の和:28599

約数の個数: 32

約数和(自身を含む): 364424256

約数和(自身を除く): 158500941

約数列:

[1, 3, 5, 13, 15, 37, 39, 65, 111, 185, 195, 481, 555, 1443, 2405, 7215, 28541, 85623, 142705, 371033, 428115, 1056017, 1113099, 1855165, 3168051, 5280085, 5565495, 13728221, 15840255, 41184663, 68641105, 205923315]

約数ペア:

[(1, 205923315), (3, 68641105), (5, 41184663), (13, 15840255), (15, 13728221), (37, 5565495), (39, 5280085), (65, 3168051), (111, 1855165), (185, 1113099), (195, 1056017), (481, 428115), (555, 371033), (1443, 142705), (2405, 85623), (7215, 28541)]