155640884

素因数分解:

$2^2\times 7^1\times {\mathrm{5558603}}^1$

素因数の和:5558614

約数の個数: 12

約数和(自身を含む): 311281824

約数和(自身を除く): 155640940

約数列:

[1, 2, 4, 7, 14, 28, 5558603, 11117206, 22234412, 38910221, 77820442, 155640884]

約数ペア:

[(1, 155640884), (2, 77820442), (4, 38910221), (7, 22234412), (14, 11117206), (28, 5558603)]