75771981

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{79}}^2$

素因数の和:254

約数の個数: 36

約数和(自身を含む): 118329120

約数和(自身を除く): 42557139

約数列:

[1, 3, 9, 19, 57, 71, 79, 171, 213, 237, 639, 711, 1349, 1501, 4047, 4503, 5609, 6241, 12141, 13509, 16827, 18723, 50481, 56169, 106571, 118579, 319713, 355737, 443111, 959139, 1067211, 1329333, 3987999, 8419109, 25257327, 75771981]

約数ペア:

[(1, 75771981), (3, 25257327), (9, 8419109), (19, 3987999), (57, 1329333), (71, 1067211), (79, 959139), (171, 443111), (213, 355737), (237, 319713), (639, 118579), (711, 106571), (1349, 56169), (1501, 50481), (4047, 18723), (4503, 16827), (5609, 13509), (6241, 12141)]