13181718

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{97}}^1$

素因数の和:213

約数の個数: 64

約数和(自身を含む): 30481920

約数和(自身を除く): 17300202

約数列:

[1, 2, 3, 6, 11, 22, 29, 33, 58, 66, 71, 87, 97, 142, 174, 194, 213, 291, 319, 426, 582, 638, 781, 957, 1067, 1562, 1914, 2059, 2134, 2343, 2813, 3201, 4118, 4686, 5626, 6177, 6402, 6887, 8439, 12354, 13774, 16878, 20661, 22649, 30943, 41322, 45298, 61886, 67947, 75757, 92829, 135894, 151514, 185658, 199723, 227271, 399446, 454542, 599169, 1198338, 2196953, 4393906, 6590859, 13181718]

約数ペア:

[(1, 13181718), (2, 6590859), (3, 4393906), (6, 2196953), (11, 1198338), (22, 599169), (29, 454542), (33, 399446), (58, 227271), (66, 199723), (71, 185658), (87, 151514), (97, 135894), (142, 92829), (174, 75757), (194, 67947), (213, 61886), (291, 45298), (319, 41322), (426, 30943), (582, 22649), (638, 20661), (781, 16878), (957, 13774), (1067, 12354), (1562, 8439), (1914, 6887), (2059, 6402), (2134, 6177), (2343, 5626), (2813, 4686), (3201, 4118)]