12991368

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^2\times {\mathrm{3203}}^1$

素因数の和:3238

約数の個数: 48

約数和(自身を含む): 35179920

約数和(自身を除く): 22188552

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 52, 78, 104, 156, 169, 312, 338, 507, 676, 1014, 1352, 2028, 3203, 4056, 6406, 9609, 12812, 19218, 25624, 38436, 41639, 76872, 83278, 124917, 166556, 249834, 333112, 499668, 541307, 999336, 1082614, 1623921, 2165228, 3247842, 4330456, 6495684, 12991368]

約数ペア:

[(1, 12991368), (2, 6495684), (3, 4330456), (4, 3247842), (6, 2165228), (8, 1623921), (12, 1082614), (13, 999336), (24, 541307), (26, 499668), (39, 333112), (52, 249834), (78, 166556), (104, 124917), (156, 83278), (169, 76872), (312, 41639), (338, 38436), (507, 25624), (676, 19218), (1014, 12812), (1352, 9609), (2028, 6406), (3203, 4056)]