239432015

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{79}}^1\times {\mathrm{523}}^1$

素因数の和:687

約数の個数: 32

約数和(自身を含む): 311884800

約数和(自身を除く): 72452785

約数列:

[1, 5, 19, 61, 79, 95, 305, 395, 523, 1159, 1501, 2615, 4819, 5795, 7505, 9937, 24095, 31903, 41317, 49685, 91561, 159515, 206585, 457805, 606157, 785023, 2520337, 3030785, 3925115, 12601685, 47886403, 239432015]

約数ペア:

[(1, 239432015), (5, 47886403), (19, 12601685), (61, 3925115), (79, 3030785), (95, 2520337), (305, 785023), (395, 606157), (523, 457805), (1159, 206585), (1501, 159515), (2615, 91561), (4819, 49685), (5795, 41317), (7505, 31903), (9937, 24095)]