16489473

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{19}}^1$

素因数の和:87

約数の個数: 96

約数和(自身を含む): 33008640

約数和(自身を除く): 16519167

約数列:

[1, 3, 7, 11, 13, 17, 19, 21, 33, 39, 51, 57, 77, 91, 119, 133, 143, 187, 209, 221, 231, 247, 273, 289, 323, 357, 399, 429, 561, 627, 663, 741, 867, 969, 1001, 1309, 1463, 1547, 1729, 2023, 2261, 2431, 2717, 3003, 3179, 3553, 3757, 3927, 4199, 4389, 4641, 5187, 5491, 6069, 6783, 7293, 8151, 9537, 10659, 11271, 12597, 16473, 17017, 19019, 22253, 24871, 26299, 29393, 38437, 41327, 46189, 51051, 57057, 60401, 66759, 71383, 74613, 78897, 88179, 115311, 123981, 138567, 181203, 214149, 289289, 323323, 422807, 499681, 785213, 867867, 969969, 1268421, 1499043, 2355639, 5496491, 16489473]

約数ペア:

[(1, 16489473), (3, 5496491), (7, 2355639), (11, 1499043), (13, 1268421), (17, 969969), (19, 867867), (21, 785213), (33, 499681), (39, 422807), (51, 323323), (57, 289289), (77, 214149), (91, 181203), (119, 138567), (133, 123981), (143, 115311), (187, 88179), (209, 78897), (221, 74613), (231, 71383), (247, 66759), (273, 60401), (289, 57057), (323, 51051), (357, 46189), (399, 41327), (429, 38437), (561, 29393), (627, 26299), (663, 24871), (741, 22253), (867, 19019), (969, 17017), (1001, 16473), (1309, 12597), (1463, 11271), (1547, 10659), (1729, 9537), (2023, 8151), (2261, 7293), (2431, 6783), (2717, 6069), (3003, 5491), (3179, 5187), (3553, 4641), (3757, 4389), (3927, 4199)]