219156938

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{109469}}^1$

素因数の和:109502

約数の個数: 32

約数和(自身を含む): 441383040

約数和(自身を除く): 222226102

約数列:

[1, 2, 7, 11, 13, 14, 22, 26, 77, 91, 143, 154, 182, 286, 1001, 2002, 109469, 218938, 766283, 1204159, 1423097, 1532566, 2408318, 2846194, 8429113, 9961679, 15654067, 16858226, 19923358, 31308134, 109578469, 219156938]

約数ペア:

[(1, 219156938), (2, 109578469), (7, 31308134), (11, 19923358), (13, 16858226), (14, 15654067), (22, 9961679), (26, 8429113), (77, 2846194), (91, 2408318), (143, 1532566), (154, 1423097), (182, 1204159), (286, 766283), (1001, 218938), (2002, 109469)]