1642339395

素因数分解:

$3^4\times 5^1\times {\mathrm{4055159}}^1$

素因数の和:4055176

約数の個数: 20

約数和(自身を含む): 2944046160

約数和(自身を除く): 1301706765

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 4055159, 12165477, 20275795, 36496431, 60827385, 109489293, 182482155, 328467879, 547446465, 1642339395]

約数ペア:

[(1, 1642339395), (3, 547446465), (5, 328467879), (9, 182482155), (15, 109489293), (27, 60827385), (45, 36496431), (81, 20275795), (135, 12165477), (405, 4055159)]