28226628

素因数分解:

$2^2\times 3^2\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{1423}}^1$

素因数の和:1481

約数の個数: 72

約数和(自身を含む): 77750400

約数和(自身を除く): 49523772

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 29, 36, 38, 57, 58, 76, 87, 114, 116, 171, 174, 228, 261, 342, 348, 522, 551, 684, 1044, 1102, 1423, 1653, 2204, 2846, 3306, 4269, 4959, 5692, 6612, 8538, 9918, 12807, 17076, 19836, 25614, 27037, 41267, 51228, 54074, 81111, 82534, 108148, 123801, 162222, 165068, 243333, 247602, 324444, 371403, 486666, 495204, 742806, 784073, 973332, 1485612, 1568146, 2352219, 3136292, 4704438, 7056657, 9408876, 14113314, 28226628]

約数ペア:

[(1, 28226628), (2, 14113314), (3, 9408876), (4, 7056657), (6, 4704438), (9, 3136292), (12, 2352219), (18, 1568146), (19, 1485612), (29, 973332), (36, 784073), (38, 742806), (57, 495204), (58, 486666), (76, 371403), (87, 324444), (114, 247602), (116, 243333), (171, 165068), (174, 162222), (228, 123801), (261, 108148), (342, 82534), (348, 81111), (522, 54074), (551, 51228), (684, 41267), (1044, 27037), (1102, 25614), (1423, 19836), (1653, 17076), (2204, 12807), (2846, 9918), (3306, 8538), (4269, 6612), (4959, 5692)]