129857793

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{2039}}^1$

素因数の和:2149

約数の個数: 32

約数和(自身を含む): 197406720

約数和(自身を除く): 67548927

約数列:

[1, 3, 13, 23, 39, 69, 71, 213, 299, 897, 923, 1633, 2039, 2769, 4899, 6117, 21229, 26507, 46897, 63687, 79521, 140691, 144769, 434307, 609661, 1828983, 1881997, 3329687, 5645991, 9989061, 43285931, 129857793]

約数ペア:

[(1, 129857793), (3, 43285931), (13, 9989061), (23, 5645991), (39, 3329687), (69, 1881997), (71, 1828983), (213, 609661), (299, 434307), (897, 144769), (923, 140691), (1633, 79521), (2039, 63687), (2769, 46897), (4899, 26507), (6117, 21229)]