209852271

素因数分解:

$3^2\times {\mathrm{37}}^1\times {\mathrm{461}}^1\times {\mathrm{1367}}^1$

素因数の和:1871

約数の個数: 24

約数和(自身を含む): 312215904

約数和(自身を除く): 102363633

約数列:

[1, 3, 9, 37, 111, 333, 461, 1367, 1383, 4101, 4149, 12303, 17057, 50579, 51171, 151737, 153513, 455211, 630187, 1890561, 5671683, 23316919, 69950757, 209852271]

約数ペア:

[(1, 209852271), (3, 69950757), (9, 23316919), (37, 5671683), (111, 1890561), (333, 630187), (461, 455211), (1367, 153513), (1383, 151737), (4101, 51171), (4149, 50579), (12303, 17057)]