28486696

素因数分解:

$2^3\times 7^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{1301}}^1$

素因数の和:1354

約数の個数: 64

約数和(自身を含む): 67495680

約数和(自身を除く): 39008984

約数列:

[1, 2, 4, 7, 8, 14, 17, 23, 28, 34, 46, 56, 68, 92, 119, 136, 161, 184, 238, 322, 391, 476, 644, 782, 952, 1288, 1301, 1564, 2602, 2737, 3128, 5204, 5474, 9107, 10408, 10948, 18214, 21896, 22117, 29923, 36428, 44234, 59846, 72856, 88468, 119692, 154819, 176936, 209461, 239384, 309638, 418922, 508691, 619276, 837844, 1017382, 1238552, 1675688, 2034764, 3560837, 4069528, 7121674, 14243348, 28486696]

約数ペア:

[(1, 28486696), (2, 14243348), (4, 7121674), (7, 4069528), (8, 3560837), (14, 2034764), (17, 1675688), (23, 1238552), (28, 1017382), (34, 837844), (46, 619276), (56, 508691), (68, 418922), (92, 309638), (119, 239384), (136, 209461), (161, 176936), (184, 154819), (238, 119692), (322, 88468), (391, 72856), (476, 59846), (644, 44234), (782, 36428), (952, 29923), (1288, 22117), (1301, 21896), (1564, 18214), (2602, 10948), (2737, 10408), (3128, 9107), (5204, 5474)]