2819844

素因数分解:

$2^2\times 3^2\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{73}}^1$

素因数の和:149

約数の個数: 72

約数和(自身を含む): 7676760

約数和(自身を除く): 4856916

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 29, 36, 37, 58, 73, 74, 87, 111, 116, 146, 148, 174, 219, 222, 261, 292, 333, 348, 438, 444, 522, 657, 666, 876, 1044, 1073, 1314, 1332, 2117, 2146, 2628, 2701, 3219, 4234, 4292, 5402, 6351, 6438, 8103, 8468, 9657, 10804, 12702, 12876, 16206, 19053, 19314, 24309, 25404, 32412, 38106, 38628, 48618, 76212, 78329, 97236, 156658, 234987, 313316, 469974, 704961, 939948, 1409922, 2819844]

約数ペア:

[(1, 2819844), (2, 1409922), (3, 939948), (4, 704961), (6, 469974), (9, 313316), (12, 234987), (18, 156658), (29, 97236), (36, 78329), (37, 76212), (58, 48618), (73, 38628), (74, 38106), (87, 32412), (111, 25404), (116, 24309), (146, 19314), (148, 19053), (174, 16206), (219, 12876), (222, 12702), (261, 10804), (292, 9657), (333, 8468), (348, 8103), (438, 6438), (444, 6351), (522, 5402), (657, 4292), (666, 4234), (876, 3219), (1044, 2701), (1073, 2628), (1314, 2146), (1332, 2117)]