275281995

素因数分解:

$3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{181}}^1\times {\mathrm{2473}}^1$

素因数の和:2703

約数の個数: 32

約数和(自身を含む): 453870144

約数和(自身を除く): 178588149

約数列:

[1, 3, 5, 15, 41, 123, 181, 205, 543, 615, 905, 2473, 2715, 7419, 7421, 12365, 22263, 37095, 37105, 101393, 111315, 304179, 447613, 506965, 1342839, 1520895, 2238065, 6714195, 18352133, 55056399, 91760665, 275281995]

約数ペア:

[(1, 275281995), (3, 91760665), (5, 55056399), (15, 18352133), (41, 6714195), (123, 2238065), (181, 1520895), (205, 1342839), (543, 506965), (615, 447613), (905, 304179), (2473, 111315), (2715, 101393), (7419, 37105), (7421, 37095), (12365, 22263)]