243886708

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{88493}}^1$

素因数の和:88563

約数の個数: 24

約数和(自身を含む): 468310248

約数和(自身を除く): 224423540

約数列:

[1, 2, 4, 13, 26, 52, 53, 106, 212, 689, 1378, 2756, 88493, 176986, 353972, 1150409, 2300818, 4601636, 4690129, 9380258, 18760516, 60971677, 121943354, 243886708]

約数ペア:

[(1, 243886708), (2, 121943354), (4, 60971677), (13, 18760516), (26, 9380258), (52, 4690129), (53, 4601636), (106, 2300818), (212, 1150409), (689, 353972), (1378, 176986), (2756, 88493)]