215003784

素因数分解:

$2^3\times 3^1\times {\mathrm{43}}^1\times {\mathrm{208337}}^1$

素因数の和:208389

約数の個数: 32

約数和(自身を含む): 550012320

約数和(自身を除く): 335008536

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 43, 86, 129, 172, 258, 344, 516, 1032, 208337, 416674, 625011, 833348, 1250022, 1666696, 2500044, 5000088, 8958491, 17916982, 26875473, 35833964, 53750946, 71667928, 107501892, 215003784]

約数ペア:

[(1, 215003784), (2, 107501892), (3, 71667928), (4, 53750946), (6, 35833964), (8, 26875473), (12, 17916982), (24, 8958491), (43, 5000088), (86, 2500044), (129, 1666696), (172, 1250022), (258, 833348), (344, 625011), (516, 416674), (1032, 208337)]