16406145

素因数分解:

$3^6\times 5^1\times 7^1\times {\mathrm{643}}^1$

素因数の和:673

約数の個数: 56

約数和(自身を含む): 33786816

約数和(自身を除く): 17380671

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 35, 45, 63, 81, 105, 135, 189, 243, 315, 405, 567, 643, 729, 945, 1215, 1701, 1929, 2835, 3215, 3645, 4501, 5103, 5787, 8505, 9645, 13503, 17361, 22505, 25515, 28935, 40509, 52083, 67515, 86805, 121527, 156249, 202545, 260415, 364581, 468747, 607635, 781245, 1093743, 1822905, 2343735, 3281229, 5468715, 16406145]

約数ペア:

[(1, 16406145), (3, 5468715), (5, 3281229), (7, 2343735), (9, 1822905), (15, 1093743), (21, 781245), (27, 607635), (35, 468747), (45, 364581), (63, 260415), (81, 202545), (105, 156249), (135, 121527), (189, 86805), (243, 67515), (315, 52083), (405, 40509), (567, 28935), (643, 25515), (729, 22505), (945, 17361), (1215, 13503), (1701, 9645), (1929, 8505), (2835, 5787), (3215, 5103), (3645, 4501)]