388701159

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{919}}^1\times {\mathrm{1831}}^1$

素因数の和:2771

約数の個数: 32

約数和(自身を含む): 647208960

約数和(自身を除く): 258507801

約数列:

[1, 3, 7, 11, 21, 33, 77, 231, 919, 1831, 2757, 5493, 6433, 10109, 12817, 19299, 20141, 30327, 38451, 60423, 70763, 140987, 212289, 422961, 1682689, 5048067, 11778823, 18509579, 35336469, 55528737, 129567053, 388701159]

約数ペア:

[(1, 388701159), (3, 129567053), (7, 55528737), (11, 35336469), (21, 18509579), (33, 11778823), (77, 5048067), (231, 1682689), (919, 422961), (1831, 212289), (2757, 140987), (5493, 70763), (6433, 60423), (10109, 38451), (12817, 30327), (19299, 20141)]