249403005

素因数分解:

$3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{97}}^1\times {\mathrm{3361}}^1$

素因数の和:3486

約数の個数: 48

約数和(自身を含む): 462584304

約数和(自身を除く): 213181299

約数列:

[1, 3, 5, 9, 15, 17, 45, 51, 85, 97, 153, 255, 291, 485, 765, 873, 1455, 1649, 3361, 4365, 4947, 8245, 10083, 14841, 16805, 24735, 30249, 50415, 57137, 74205, 151245, 171411, 285685, 326017, 514233, 857055, 978051, 1630085, 2571165, 2934153, 4890255, 5542289, 14670765, 16626867, 27711445, 49880601, 83134335, 249403005]

約数ペア:

[(1, 249403005), (3, 83134335), (5, 49880601), (9, 27711445), (15, 16626867), (17, 14670765), (45, 5542289), (51, 4890255), (85, 2934153), (97, 2571165), (153, 1630085), (255, 978051), (291, 857055), (485, 514233), (765, 326017), (873, 285685), (1455, 171411), (1649, 151245), (3361, 74205), (4365, 57137), (4947, 50415), (8245, 30249), (10083, 24735), (14841, 16805)]