1287788788

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{173183}}^1$

素因数の和:173224

約数の個数: 36

約数和(自身を含む): 2662184448

約数和(自身を除く): 1374395660

約数列:

[1, 2, 4, 11, 13, 22, 26, 44, 52, 143, 169, 286, 338, 572, 676, 1859, 3718, 7436, 173183, 346366, 692732, 1905013, 2251379, 3810026, 4502758, 7620052, 9005516, 24765169, 29267927, 49530338, 58535854, 99060676, 117071708, 321947197, 643894394, 1287788788]

約数ペア:

[(1, 1287788788), (2, 643894394), (4, 321947197), (11, 117071708), (13, 99060676), (22, 58535854), (26, 49530338), (44, 29267927), (52, 24765169), (143, 9005516), (169, 7620052), (286, 4502758), (338, 3810026), (572, 2251379), (676, 1905013), (1859, 692732), (3718, 346366), (7436, 173183)]