289968107

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{131}}^1\times {\mathrm{673}}^1$

素因数の和:851

約数の個数: 32

約数和(自身を含む): 358718976

約数和(自身を除く): 68750869

約数列:

[1, 11, 13, 23, 131, 143, 253, 299, 673, 1441, 1703, 3013, 3289, 7403, 8749, 15479, 18733, 33143, 39169, 88163, 96239, 170269, 201227, 430859, 969793, 1146119, 2027749, 2213497, 12607309, 22305239, 26360737, 289968107]

約数ペア:

[(1, 289968107), (11, 26360737), (13, 22305239), (23, 12607309), (131, 2213497), (143, 2027749), (253, 1146119), (299, 969793), (673, 430859), (1441, 201227), (1703, 170269), (3013, 96239), (3289, 88163), (7403, 39169), (8749, 33143), (15479, 18733)]