15516188709

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{491}}^1\times {\mathrm{79201}}^1$

素因数の和:79721

約数の個数: 32

約数和(自身を含む): 24939125760

約数和(自身を除く): 9422937051

約数列:

[1, 3, 7, 19, 21, 57, 133, 399, 491, 1473, 3437, 9329, 10311, 27987, 65303, 79201, 195909, 237603, 554407, 1504819, 1663221, 4514457, 10533733, 31601199, 38887691, 116663073, 272213837, 738866129, 816641511, 2216598387, 5172062903, 15516188709]

約数ペア:

[(1, 15516188709), (3, 5172062903), (7, 2216598387), (19, 816641511), (21, 738866129), (57, 272213837), (133, 116663073), (399, 38887691), (491, 31601199), (1473, 10533733), (3437, 4514457), (9329, 1663221), (10311, 1504819), (27987, 554407), (65303, 237603), (79201, 195909)]