13879481

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{179}}^1$

素因数の和:269

約数の個数: 32

約数和(自身を含む): 18662400

約数和(自身を除く): 4782919

約数列:

[1, 7, 11, 19, 53, 77, 133, 179, 209, 371, 583, 1007, 1253, 1463, 1969, 3401, 4081, 7049, 9487, 11077, 13783, 23807, 37411, 66409, 77539, 104357, 180253, 261877, 730499, 1261771, 1982783, 13879481]

約数ペア:

[(1, 13879481), (7, 1982783), (11, 1261771), (19, 730499), (53, 261877), (77, 180253), (133, 104357), (179, 77539), (209, 66409), (371, 37411), (583, 23807), (1007, 13783), (1253, 11077), (1463, 9487), (1969, 7049), (3401, 4081)]