1388390562

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{631}}^1\times {\mathrm{9403}}^1$

素因数の和:10055

約数の個数: 48

約数和(自身を含む): 3245057088

約数和(自身を除く): 1856666526

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 78, 117, 234, 631, 1262, 1893, 3786, 5679, 8203, 9403, 11358, 16406, 18806, 24609, 28209, 49218, 56418, 73827, 84627, 122239, 147654, 169254, 244478, 366717, 733434, 1100151, 2200302, 5933293, 11866586, 17799879, 35599758, 53399637, 77132809, 106799274, 154265618, 231398427, 462796854, 694195281, 1388390562]

約数ペア:

[(1, 1388390562), (2, 694195281), (3, 462796854), (6, 231398427), (9, 154265618), (13, 106799274), (18, 77132809), (26, 53399637), (39, 35599758), (78, 17799879), (117, 11866586), (234, 5933293), (631, 2200302), (1262, 1100151), (1893, 733434), (3786, 366717), (5679, 244478), (8203, 169254), (9403, 147654), (11358, 122239), (16406, 84627), (18806, 73827), (24609, 56418), (28209, 49218)]