2540925

素因数分解:

$3^2\times 5^2\times {\mathrm{23}}^1\times {\mathrm{491}}^1$

素因数の和:530

約数の個数: 36

約数和(自身を含む): 4758624

約数和(自身を除く): 2217699

約数列:

[1, 3, 5, 9, 15, 23, 25, 45, 69, 75, 115, 207, 225, 345, 491, 575, 1035, 1473, 1725, 2455, 4419, 5175, 7365, 11293, 12275, 22095, 33879, 36825, 56465, 101637, 110475, 169395, 282325, 508185, 846975, 2540925]

約数ペア:

[(1, 2540925), (3, 846975), (5, 508185), (9, 282325), (15, 169395), (23, 110475), (25, 101637), (45, 56465), (69, 36825), (75, 33879), (115, 22095), (207, 12275), (225, 11293), (345, 7365), (491, 5175), (575, 4419), (1035, 2455), (1473, 1725)]