16941771

素因数分解:

$3^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{281}}^1$

素因数の和:337

約数の個数: 64

約数和(自身を含む): 32486400

約数和(自身を除く): 15544629

約数列:

[1, 3, 7, 9, 11, 21, 27, 29, 33, 63, 77, 87, 99, 189, 203, 231, 261, 281, 297, 319, 609, 693, 783, 843, 957, 1827, 1967, 2079, 2233, 2529, 2871, 3091, 5481, 5901, 6699, 7587, 8149, 8613, 9273, 17703, 20097, 21637, 24447, 27819, 53109, 57043, 60291, 64911, 73341, 83457, 89639, 171129, 194733, 220023, 268917, 513387, 584199, 627473, 806751, 1540161, 1882419, 2420253, 5647257, 16941771]

約数ペア:

[(1, 16941771), (3, 5647257), (7, 2420253), (9, 1882419), (11, 1540161), (21, 806751), (27, 627473), (29, 584199), (33, 513387), (63, 268917), (77, 220023), (87, 194733), (99, 171129), (189, 89639), (203, 83457), (231, 73341), (261, 64911), (281, 60291), (297, 57043), (319, 53109), (609, 27819), (693, 24447), (783, 21637), (843, 20097), (957, 17703), (1827, 9273), (1967, 8613), (2079, 8149), (2233, 7587), (2529, 6699), (2871, 5901), (3091, 5481)]