55565556

素因数分解:

$2^2\times 3^1\times {\mathrm{73}}^1\times {\mathrm{137}}^1\times {\mathrm{463}}^1$

素因数の和:680

約数の個数: 48

約数和(自身を含む): 132674304

約数和(自身を除く): 77108748

約数列:

[1, 2, 3, 4, 6, 12, 73, 137, 146, 219, 274, 292, 411, 438, 463, 548, 822, 876, 926, 1389, 1644, 1852, 2778, 5556, 10001, 20002, 30003, 33799, 40004, 60006, 63431, 67598, 101397, 120012, 126862, 135196, 190293, 202794, 253724, 380586, 405588, 761172, 4630463, 9260926, 13891389, 18521852, 27782778, 55565556]

約数ペア:

[(1, 55565556), (2, 27782778), (3, 18521852), (4, 13891389), (6, 9260926), (12, 4630463), (73, 761172), (137, 405588), (146, 380586), (219, 253724), (274, 202794), (292, 190293), (411, 135196), (438, 126862), (463, 120012), (548, 101397), (822, 67598), (876, 63431), (926, 60006), (1389, 40004), (1644, 33799), (1852, 30003), (2778, 20002), (5556, 10001)]