16913589

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{59}}^1\times {\mathrm{73}}^1$

素因数の和:170

約数の個数: 64

約数和(自身を含む): 30689280

約数和(自身を除く): 13775691

約数列:

[1, 3, 7, 11, 17, 21, 33, 51, 59, 73, 77, 119, 177, 187, 219, 231, 357, 413, 511, 561, 649, 803, 1003, 1239, 1241, 1309, 1533, 1947, 2409, 3009, 3723, 3927, 4307, 4543, 5621, 7021, 8687, 11033, 12921, 13629, 13651, 16863, 21063, 26061, 30149, 33099, 40953, 47377, 73219, 77231, 90447, 95557, 142131, 219657, 231693, 286671, 331639, 512533, 805409, 994917, 1537599, 2416227, 5637863, 16913589]

約数ペア:

[(1, 16913589), (3, 5637863), (7, 2416227), (11, 1537599), (17, 994917), (21, 805409), (33, 512533), (51, 331639), (59, 286671), (73, 231693), (77, 219657), (119, 142131), (177, 95557), (187, 90447), (219, 77231), (231, 73219), (357, 47377), (413, 40953), (511, 33099), (561, 30149), (649, 26061), (803, 21063), (1003, 16863), (1239, 13651), (1241, 13629), (1309, 12921), (1533, 11033), (1947, 8687), (2409, 7021), (3009, 5621), (3723, 4543), (3927, 4307)]