638788135678

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17029}}^1\times {\mathrm{243583}}^1$

素因数の和:260632

約数の個数: 32

約数和(自身を含む): 1194691829760

約数和(自身を除く): 555903694082

約数列:

[1, 2, 7, 11, 14, 22, 77, 154, 17029, 34058, 119203, 187319, 238406, 243583, 374638, 487166, 1311233, 1705081, 2622466, 2679413, 3410162, 5358826, 18755891, 37511782, 4147974907, 8295949814, 29035824349, 45627723977, 58071648698, 91255447954, 319394067839, 638788135678]

約数ペア:

[(1, 638788135678), (2, 319394067839), (7, 91255447954), (11, 58071648698), (14, 45627723977), (22, 29035824349), (77, 8295949814), (154, 4147974907), (17029, 37511782), (34058, 18755891), (119203, 5358826), (187319, 3410162), (238406, 2679413), (243583, 2622466), (374638, 1705081), (487166, 1311233)]