28775768

素因数分解:

$2^3\times 7^1\times {\mathrm{41}}^1\times {\mathrm{83}}^1\times {\mathrm{151}}^1$

素因数の和:288

約数の個数: 64

約数和(自身を含む): 64350720

約数和(自身を除く): 35574952

約数列:

[1, 2, 4, 7, 8, 14, 28, 41, 56, 82, 83, 151, 164, 166, 287, 302, 328, 332, 574, 581, 604, 664, 1057, 1148, 1162, 1208, 2114, 2296, 2324, 3403, 4228, 4648, 6191, 6806, 8456, 12382, 12533, 13612, 23821, 24764, 25066, 27224, 43337, 47642, 49528, 50132, 86674, 87731, 95284, 100264, 173348, 175462, 190568, 346696, 350924, 513853, 701848, 1027706, 2055412, 3596971, 4110824, 7193942, 14387884, 28775768]

約数ペア:

[(1, 28775768), (2, 14387884), (4, 7193942), (7, 4110824), (8, 3596971), (14, 2055412), (28, 1027706), (41, 701848), (56, 513853), (82, 350924), (83, 346696), (151, 190568), (164, 175462), (166, 173348), (287, 100264), (302, 95284), (328, 87731), (332, 86674), (574, 50132), (581, 49528), (604, 47642), (664, 43337), (1057, 27224), (1148, 25066), (1162, 24764), (1208, 23821), (2114, 13612), (2296, 12533), (2324, 12382), (3403, 8456), (4228, 6806), (4648, 6191)]