16749369

素因数分解:

$3^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{401}}^1$

素因数の和:447

約数の個数: 64

約数和(自身を含む): 32417280

約数和(自身を除く): 15667911

約数列:

[1, 3, 7, 9, 13, 17, 21, 27, 39, 51, 63, 91, 117, 119, 153, 189, 221, 273, 351, 357, 401, 459, 663, 819, 1071, 1203, 1547, 1989, 2457, 2807, 3213, 3609, 4641, 5213, 5967, 6817, 8421, 10827, 13923, 15639, 20451, 25263, 36491, 41769, 46917, 47719, 61353, 75789, 88621, 109473, 140751, 143157, 184059, 265863, 328419, 429471, 620347, 797589, 985257, 1288413, 1861041, 2392767, 5583123, 16749369]

約数ペア:

[(1, 16749369), (3, 5583123), (7, 2392767), (9, 1861041), (13, 1288413), (17, 985257), (21, 797589), (27, 620347), (39, 429471), (51, 328419), (63, 265863), (91, 184059), (117, 143157), (119, 140751), (153, 109473), (189, 88621), (221, 75789), (273, 61353), (351, 47719), (357, 46917), (401, 41769), (459, 36491), (663, 25263), (819, 20451), (1071, 15639), (1203, 13923), (1547, 10827), (1989, 8421), (2457, 6817), (2807, 5967), (3213, 5213), (3609, 4641)]