87138555

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{691}}^1\times {\mathrm{1201}}^1$

素因数の和:1907

約数の個数: 32

約数和(自身を含む): 159702528

約数和(自身を除く): 72563973

約数列:

[1, 3, 5, 7, 15, 21, 35, 105, 691, 1201, 2073, 3455, 3603, 4837, 6005, 8407, 10365, 14511, 18015, 24185, 25221, 42035, 72555, 126105, 829891, 2489673, 4149455, 5809237, 12448365, 17427711, 29046185, 87138555]

約数ペア:

[(1, 87138555), (3, 29046185), (5, 17427711), (7, 12448365), (15, 5809237), (21, 4149455), (35, 2489673), (105, 829891), (691, 126105), (1201, 72555), (2073, 42035), (3455, 25221), (3603, 24185), (4837, 18015), (6005, 14511), (8407, 10365)]