16805007

素因数分解:

$3^2\times {\mathrm{29}}^1\times {\mathrm{31}}^2\times {\mathrm{67}}^1$

素因数の和:164

約数の個数: 36

約数和(自身を含む): 26334360

約数和(自身を除く): 9529353

約数列:

[1, 3, 9, 29, 31, 67, 87, 93, 201, 261, 279, 603, 899, 961, 1943, 2077, 2697, 2883, 5829, 6231, 8091, 8649, 17487, 18693, 27869, 60233, 64387, 83607, 180699, 193161, 250821, 542097, 579483, 1867223, 5601669, 16805007]

約数ペア:

[(1, 16805007), (3, 5601669), (9, 1867223), (29, 579483), (31, 542097), (67, 250821), (87, 193161), (93, 180699), (201, 83607), (261, 64387), (279, 60233), (603, 27869), (899, 18693), (961, 17487), (1943, 8649), (2077, 8091), (2697, 6231), (2883, 5829)]