311041390

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^3\times {\mathrm{23369}}^1$

素因数の和:23409

約数の個数: 32

約数和(自身を含む): 615846240

約数和(自身を除く): 304804850

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 121, 242, 605, 1210, 1331, 2662, 6655, 13310, 23369, 46738, 116845, 233690, 257059, 514118, 1285295, 2570590, 2827649, 5655298, 14138245, 28276490, 31104139, 62208278, 155520695, 311041390]

約数ペア:

[(1, 311041390), (2, 155520695), (5, 62208278), (10, 31104139), (11, 28276490), (22, 14138245), (55, 5655298), (110, 2827649), (121, 2570590), (242, 1285295), (605, 514118), (1210, 257059), (1331, 233690), (2662, 116845), (6655, 46738), (13310, 23369)]