73154921

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{71}}^1\times {\mathrm{127}}^1$

素因数の和:285

約数の個数: 32

約数和(自身を含む): 91422720

約数和(自身を除く): 18267799

約数列:

[1, 7, 19, 61, 71, 127, 133, 427, 497, 889, 1159, 1349, 2413, 4331, 7747, 8113, 9017, 9443, 16891, 30317, 54229, 63119, 82289, 147193, 171323, 550037, 576023, 1030351, 1199261, 3850259, 10450703, 73154921]

約数ペア:

[(1, 73154921), (7, 10450703), (19, 3850259), (61, 1199261), (71, 1030351), (127, 576023), (133, 550037), (427, 171323), (497, 147193), (889, 82289), (1159, 63119), (1349, 54229), (2413, 30317), (4331, 16891), (7747, 9443), (8113, 9017)]