1688403756

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{636653}}^1$

素因数の和:636690

約数の個数: 48

約数和(自身を含む): 4492230624

約数和(自身を除く): 2803826868

約数列:

[1, 2, 3, 4, 6, 12, 13, 17, 26, 34, 39, 51, 52, 68, 78, 102, 156, 204, 221, 442, 663, 884, 1326, 2652, 636653, 1273306, 1909959, 2546612, 3819918, 7639836, 8276489, 10823101, 16552978, 21646202, 24829467, 32469303, 33105956, 43292404, 49658934, 64938606, 99317868, 129877212, 140700313, 281400626, 422100939, 562801252, 844201878, 1688403756]

約数ペア:

[(1, 1688403756), (2, 844201878), (3, 562801252), (4, 422100939), (6, 281400626), (12, 140700313), (13, 129877212), (17, 99317868), (26, 64938606), (34, 49658934), (39, 43292404), (51, 33105956), (52, 32469303), (68, 24829467), (78, 21646202), (102, 16552978), (156, 10823101), (204, 8276489), (221, 7639836), (442, 3819918), (663, 2546612), (884, 1909959), (1326, 1273306), (2652, 636653)]