215514968

素因数分解:

$2^3\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{27239}}^1$

素因数の和:27311

約数の個数: 32

約数和(自身を含む): 431481600

約数和(自身を除く): 215966632

約数列:

[1, 2, 4, 8, 23, 43, 46, 86, 92, 172, 184, 344, 989, 1978, 3956, 7912, 27239, 54478, 108956, 217912, 626497, 1171277, 1252994, 2342554, 2505988, 4685108, 5011976, 9370216, 26939371, 53878742, 107757484, 215514968]

約数ペア:

[(1, 215514968), (2, 107757484), (4, 53878742), (8, 26939371), (23, 9370216), (43, 5011976), (46, 4685108), (86, 2505988), (92, 2342554), (172, 1252994), (184, 1171277), (344, 626497), (989, 217912), (1978, 108956), (3956, 54478), (7912, 27239)]