31381965

素因数分解:

$3^3\times 5^1\times {\mathrm{232459}}^1$

素因数の和:232473

約数の個数: 16

約数和(自身を含む): 55790400

約数和(自身を除く): 24408435

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 232459, 697377, 1162295, 2092131, 3486885, 6276393, 10460655, 31381965]

約数ペア:

[(1, 31381965), (3, 10460655), (5, 6276393), (9, 3486885), (15, 2092131), (27, 1162295), (45, 697377), (135, 232459)]