31826379

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{97}}^1\times {\mathrm{179}}^1$

素因数の和:339

約数の個数: 32

約数和(自身を含む): 47416320

約数和(自身を除く): 15589941

約数列:

[1, 3, 13, 39, 47, 97, 141, 179, 291, 537, 611, 1261, 1833, 2327, 3783, 4559, 6981, 8413, 13677, 17363, 25239, 52089, 59267, 109369, 177801, 225719, 328107, 677157, 816061, 2448183, 10608793, 31826379]

約数ペア:

[(1, 31826379), (3, 10608793), (13, 2448183), (39, 816061), (47, 677157), (97, 328107), (141, 225719), (179, 177801), (291, 109369), (537, 59267), (611, 52089), (1261, 25239), (1833, 17363), (2327, 13677), (3783, 8413), (4559, 6981)]