42289155

素因数分解:

$3^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{16487}}^1$

素因数の和:16520

約数の個数: 32

約数和(自身を含む): 79142400

約数和(自身を除く): 36853245

約数列:

[1, 3, 5, 9, 15, 19, 27, 45, 57, 95, 135, 171, 285, 513, 855, 2565, 16487, 49461, 82435, 148383, 247305, 313253, 445149, 741915, 939759, 1566265, 2225745, 2819277, 4698795, 8457831, 14096385, 42289155]

約数ペア:

[(1, 42289155), (3, 14096385), (5, 8457831), (9, 4698795), (15, 2819277), (19, 2225745), (27, 1566265), (45, 939759), (57, 741915), (95, 445149), (135, 313253), (171, 247305), (285, 148383), (513, 82435), (855, 49461), (2565, 16487)]