13407784

素因数分解:

$2^3\times {\mathrm{13}}^2\times {\mathrm{47}}^1\times {\mathrm{211}}^1$

素因数の和:290

約数の個数: 48

約数和(自身を含む): 27933120

約数和(自身を除く): 14525336

約数列:

[1, 2, 4, 8, 13, 26, 47, 52, 94, 104, 169, 188, 211, 338, 376, 422, 611, 676, 844, 1222, 1352, 1688, 2444, 2743, 4888, 5486, 7943, 9917, 10972, 15886, 19834, 21944, 31772, 35659, 39668, 63544, 71318, 79336, 128921, 142636, 257842, 285272, 515684, 1031368, 1675973, 3351946, 6703892, 13407784]

約数ペア:

[(1, 13407784), (2, 6703892), (4, 3351946), (8, 1675973), (13, 1031368), (26, 515684), (47, 285272), (52, 257842), (94, 142636), (104, 128921), (169, 79336), (188, 71318), (211, 63544), (338, 39668), (376, 35659), (422, 31772), (611, 21944), (676, 19834), (844, 15886), (1222, 10972), (1352, 9917), (1688, 7943), (2444, 5486), (2743, 4888)]