142970758

素因数分解:

$2^1\times 7^1\times {\mathrm{127}}^1\times {\mathrm{191}}^1\times {\mathrm{421}}^1$

素因数の和:748

約数の個数: 32

約数和(自身を含む): 248905728

約数和(自身を除く): 105934970

約数列:

[1, 2, 7, 14, 127, 191, 254, 382, 421, 842, 889, 1337, 1778, 2674, 2947, 5894, 24257, 48514, 53467, 80411, 106934, 160822, 169799, 339598, 374269, 562877, 748538, 1125754, 10212197, 20424394, 71485379, 142970758]

約数ペア:

[(1, 142970758), (2, 71485379), (7, 20424394), (14, 10212197), (127, 1125754), (191, 748538), (254, 562877), (382, 374269), (421, 339598), (842, 169799), (889, 160822), (1337, 106934), (1778, 80411), (2674, 53467), (2947, 48514), (5894, 24257)]