263938136

素因数分解:

$2^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{428471}}^1$

素因数の和:428495

約数の個数: 32

約数和(自身を含む): 616999680

約数和(自身を除く): 353061544

約数列:

[1, 2, 4, 7, 8, 11, 14, 22, 28, 44, 56, 77, 88, 154, 308, 616, 428471, 856942, 1713884, 2999297, 3427768, 4713181, 5998594, 9426362, 11997188, 18852724, 23994376, 32992267, 37705448, 65984534, 131969068, 263938136]

約数ペア:

[(1, 263938136), (2, 131969068), (4, 65984534), (7, 37705448), (8, 32992267), (11, 23994376), (14, 18852724), (22, 11997188), (28, 9426362), (44, 5998594), (56, 4713181), (77, 3427768), (88, 2999297), (154, 1713884), (308, 856942), (616, 428471)]