206863205

素因数分解:

$5^1\times {\mathrm{151}}^1\times {\mathrm{311}}^1\times {\mathrm{881}}^1$

素因数の和:1348

約数の個数: 16

約数和(自身を含む): 250967808

約数和(自身を除く): 44104603

約数列:

[1, 5, 151, 311, 755, 881, 1555, 4405, 46961, 133031, 234805, 273991, 665155, 1369955, 41372641, 206863205]

約数ペア:

[(1, 206863205), (5, 41372641), (151, 1369955), (311, 665155), (755, 273991), (881, 234805), (1555, 133031), (4405, 46961)]