71867481

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{6211}}^1$

素因数の和:6269

約数の個数: 32

約数和(自身を含む): 119270400

約数和(自身を除く): 47402919

約数列:

[1, 3, 7, 19, 21, 29, 57, 87, 133, 203, 399, 551, 609, 1653, 3857, 6211, 11571, 18633, 43477, 118009, 130431, 180119, 354027, 540357, 826063, 1260833, 2478189, 3422261, 3782499, 10266783, 23955827, 71867481]

約数ペア:

[(1, 71867481), (3, 23955827), (7, 10266783), (19, 3782499), (21, 3422261), (29, 2478189), (57, 1260833), (87, 826063), (133, 540357), (203, 354027), (399, 180119), (551, 130431), (609, 118009), (1653, 43477), (3857, 18633), (6211, 11571)]