16278808

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{379}}^1$

素因数の和:464

約数の個数: 64

約数和(自身を含む): 38304000

約数和(自身を除く): 22025192

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 52, 56, 59, 91, 104, 118, 182, 236, 364, 379, 413, 472, 728, 758, 767, 826, 1516, 1534, 1652, 2653, 3032, 3068, 3304, 4927, 5306, 5369, 6136, 9854, 10612, 10738, 19708, 21224, 21476, 22361, 34489, 39416, 42952, 44722, 68978, 89444, 137956, 156527, 178888, 275912, 290693, 313054, 581386, 626108, 1162772, 1252216, 2034851, 2325544, 4069702, 8139404, 16278808]

約数ペア:

[(1, 16278808), (2, 8139404), (4, 4069702), (7, 2325544), (8, 2034851), (13, 1252216), (14, 1162772), (26, 626108), (28, 581386), (52, 313054), (56, 290693), (59, 275912), (91, 178888), (104, 156527), (118, 137956), (182, 89444), (236, 68978), (364, 44722), (379, 42952), (413, 39416), (472, 34489), (728, 22361), (758, 21476), (767, 21224), (826, 19708), (1516, 10738), (1534, 10612), (1652, 9854), (2653, 6136), (3032, 5369), (3068, 5306), (3304, 4927)]