18381165

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{6553}}^1$

素因数の和:6589

約数の個数: 32

約数和(自身を含む): 33975936

約数和(自身を除く): 15594771

約数列:

[1, 3, 5, 11, 15, 17, 33, 51, 55, 85, 165, 187, 255, 561, 935, 2805, 6553, 19659, 32765, 72083, 98295, 111401, 216249, 334203, 360415, 557005, 1081245, 1225411, 1671015, 3676233, 6127055, 18381165]

約数ペア:

[(1, 18381165), (3, 6127055), (5, 3676233), (11, 1671015), (15, 1225411), (17, 1081245), (33, 557005), (51, 360415), (55, 334203), (85, 216249), (165, 111401), (187, 98295), (255, 72083), (561, 32765), (935, 19659), (2805, 6553)]