78791727

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{3347}}^1$

素因数の和:3435

約数の個数: 32

約数和(自身を含む): 128563200

約数和(自身を除く): 49771473

約数列:

[1, 3, 7, 19, 21, 57, 59, 133, 177, 399, 413, 1121, 1239, 3347, 3363, 7847, 10041, 23429, 23541, 63593, 70287, 190779, 197473, 445151, 592419, 1335453, 1382311, 3751987, 4146933, 11255961, 26263909, 78791727]

約数ペア:

[(1, 78791727), (3, 26263909), (7, 11255961), (19, 4146933), (21, 3751987), (57, 1382311), (59, 1335453), (133, 592419), (177, 445151), (399, 197473), (413, 190779), (1121, 70287), (1239, 63593), (3347, 23541), (3363, 23429), (7847, 10041)]