1053405

素因数分解:

$3^6\times 5^1\times {\mathrm{17}}^2$

素因数の和:57

約数の個数: 42

約数和(自身を含む): 2013306

約数和(自身を除く): 959901

約数列:

[1, 3, 5, 9, 15, 17, 27, 45, 51, 81, 85, 135, 153, 243, 255, 289, 405, 459, 729, 765, 867, 1215, 1377, 1445, 2295, 2601, 3645, 4131, 4335, 6885, 7803, 12393, 13005, 20655, 23409, 39015, 61965, 70227, 117045, 210681, 351135, 1053405]

約数ペア:

[(1, 1053405), (3, 351135), (5, 210681), (9, 117045), (15, 70227), (17, 61965), (27, 39015), (45, 23409), (51, 20655), (81, 13005), (85, 12393), (135, 7803), (153, 6885), (243, 4335), (255, 4131), (289, 3645), (405, 2601), (459, 2295), (729, 1445), (765, 1377), (867, 1215)]