111987254

素因数分解:

$2^1\times {\mathrm{19}}^2\times {\mathrm{109}}^1\times {\mathrm{1423}}^1$

素因数の和:1572

約数の個数: 24

約数和(自身を含む): 179039520

約数和(自身を除く): 67052266

約数列:

[1, 2, 19, 38, 109, 218, 361, 722, 1423, 2071, 2846, 4142, 27037, 39349, 54074, 78698, 155107, 310214, 513703, 1027406, 2947033, 5894066, 55993627, 111987254]

約数ペア:

[(1, 111987254), (2, 55993627), (19, 5894066), (38, 2947033), (109, 1027406), (218, 513703), (361, 310214), (722, 155107), (1423, 78698), (2071, 54074), (2846, 39349), (4142, 27037)]