28108308

素因数分解:

$2^2\times 3^1\times {\mathrm{29}}^1\times {\mathrm{37}}^2\times {\mathrm{59}}^1$

素因数の和:169

約数の個数: 72

約数和(自身を含む): 70912800

約数和(自身を除く): 42804492

約数列:

[1, 2, 3, 4, 6, 12, 29, 37, 58, 59, 74, 87, 111, 116, 118, 148, 174, 177, 222, 236, 348, 354, 444, 708, 1073, 1369, 1711, 2146, 2183, 2738, 3219, 3422, 4107, 4292, 4366, 5133, 5476, 6438, 6549, 6844, 8214, 8732, 10266, 12876, 13098, 16428, 20532, 26196, 39701, 63307, 79402, 80771, 119103, 126614, 158804, 161542, 189921, 238206, 242313, 253228, 323084, 379842, 476412, 484626, 759684, 969252, 2342359, 4684718, 7027077, 9369436, 14054154, 28108308]

約数ペア:

[(1, 28108308), (2, 14054154), (3, 9369436), (4, 7027077), (6, 4684718), (12, 2342359), (29, 969252), (37, 759684), (58, 484626), (59, 476412), (74, 379842), (87, 323084), (111, 253228), (116, 242313), (118, 238206), (148, 189921), (174, 161542), (177, 158804), (222, 126614), (236, 119103), (348, 80771), (354, 79402), (444, 63307), (708, 39701), (1073, 26196), (1369, 20532), (1711, 16428), (2146, 13098), (2183, 12876), (2738, 10266), (3219, 8732), (3422, 8214), (4107, 6844), (4292, 6549), (4366, 6438), (5133, 5476)]