391289937

素因数分解:

$3^1\times {\mathrm{41}}^1\times {\mathrm{53}}^1\times {\mathrm{193}}^1\times {\mathrm{311}}^1$

素因数の和:601

約数の個数: 32

約数和(自身を含む): 549110016

約数和(自身を除く): 157820079

約数列:

[1, 3, 41, 53, 123, 159, 193, 311, 579, 933, 2173, 6519, 7913, 10229, 12751, 16483, 23739, 30687, 38253, 49449, 60023, 180069, 419389, 675803, 1258167, 2027409, 2460943, 3181219, 7382829, 9543657, 130429979, 391289937]

約数ペア:

[(1, 391289937), (3, 130429979), (41, 9543657), (53, 7382829), (123, 3181219), (159, 2460943), (193, 2027409), (311, 1258167), (579, 675803), (933, 419389), (2173, 180069), (6519, 60023), (7913, 49449), (10229, 38253), (12751, 30687), (16483, 23739)]