1638681

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{127}}^1$

素因数の和:181

約数の個数: 32

約数和(自身を含む): 2654208

約数和(自身を除く): 1015527

約数列:

[1, 3, 11, 17, 23, 33, 51, 69, 127, 187, 253, 381, 391, 561, 759, 1173, 1397, 2159, 2921, 4191, 4301, 6477, 8763, 12903, 23749, 32131, 49657, 71247, 96393, 148971, 546227, 1638681]

約数ペア:

[(1, 1638681), (3, 546227), (11, 148971), (17, 96393), (23, 71247), (33, 49657), (51, 32131), (69, 23749), (127, 12903), (187, 8763), (253, 6477), (381, 4301), (391, 4191), (561, 2921), (759, 2159), (1173, 1397)]