28564713

素因数分解:

$3^2\times {\mathrm{67}}^1\times {\mathrm{127}}^1\times {\mathrm{373}}^1$

素因数の和:573

約数の個数: 24

約数和(自身を含む): 42318848

約数和(自身を除く): 13754135

約数列:

[1, 3, 9, 67, 127, 201, 373, 381, 603, 1119, 1143, 3357, 8509, 24991, 25527, 47371, 74973, 76581, 142113, 224919, 426339, 3173857, 9521571, 28564713]

約数ペア:

[(1, 28564713), (3, 9521571), (9, 3173857), (67, 426339), (127, 224919), (201, 142113), (373, 76581), (381, 74973), (603, 47371), (1119, 25527), (1143, 24991), (3357, 8509)]