121388169

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{6473}}^1$

素因数の和:6549

約数の個数: 32

約数和(自身を含む): 198881280

約数和(自身を除く): 77493111

約数列:

[1, 3, 7, 19, 21, 47, 57, 133, 141, 329, 399, 893, 987, 2679, 6251, 6473, 18753, 19419, 45311, 122987, 135933, 304231, 368961, 860909, 912693, 2129617, 2582727, 5780389, 6388851, 17341167, 40462723, 121388169]

約数ペア:

[(1, 121388169), (3, 40462723), (7, 17341167), (19, 6388851), (21, 5780389), (47, 2582727), (57, 2129617), (133, 912693), (141, 860909), (329, 368961), (399, 304231), (893, 135933), (987, 122987), (2679, 45311), (6251, 19419), (6473, 18753)]