16003647

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{257}}^1$

素因数の和:328

約数の個数: 48

約数和(自身を含む): 27529632

約数和(自身を除く): 11525985

約数列:

[1, 3, 9, 11, 17, 33, 37, 51, 99, 111, 153, 187, 257, 333, 407, 561, 629, 771, 1221, 1683, 1887, 2313, 2827, 3663, 4369, 5661, 6919, 8481, 9509, 13107, 20757, 25443, 28527, 39321, 48059, 62271, 85581, 104599, 144177, 161653, 313797, 432531, 484959, 941391, 1454877, 1778183, 5334549, 16003647]

約数ペア:

[(1, 16003647), (3, 5334549), (9, 1778183), (11, 1454877), (17, 941391), (33, 484959), (37, 432531), (51, 313797), (99, 161653), (111, 144177), (153, 104599), (187, 85581), (257, 62271), (333, 48059), (407, 39321), (561, 28527), (629, 25443), (771, 20757), (1221, 13107), (1683, 9509), (1887, 8481), (2313, 6919), (2827, 5661), (3663, 4369)]