2783296490

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{1646921}}^1$

素因数の和:1646954

約数の個数: 24

約数和(自身を含む): 5424961068

約数和(自身を除く): 2641664578

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 169, 338, 845, 1690, 1646921, 3293842, 8234605, 16469210, 21409973, 42819946, 107049865, 214099730, 278329649, 556659298, 1391648245, 2783296490]

約数ペア:

[(1, 2783296490), (2, 1391648245), (5, 556659298), (10, 278329649), (13, 214099730), (26, 107049865), (65, 42819946), (130, 21409973), (169, 16469210), (338, 8234605), (845, 3293842), (1690, 1646921)]