28447705

素因数分解:

$5^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{3617}}^1$

素因数の和:3657

約数の個数: 24

約数和(自身を含む): 40420296

約数和(自身を除く): 11972591

約数列:

[1, 5, 11, 13, 55, 65, 121, 143, 605, 715, 1573, 3617, 7865, 18085, 39787, 47021, 198935, 235105, 437657, 517231, 2188285, 2586155, 5689541, 28447705]

約数ペア:

[(1, 28447705), (5, 5689541), (11, 2586155), (13, 2188285), (55, 517231), (65, 437657), (121, 235105), (143, 198935), (605, 47021), (715, 39787), (1573, 18085), (3617, 7865)]