42787107

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^2\times {\mathrm{43}}^1$

素因数の和:125

約数の個数: 72

約数和(自身を含む): 75915840

約数和(自身を除く): 33128733

約数列:

[1, 3, 9, 11, 19, 23, 33, 43, 57, 69, 99, 129, 171, 207, 209, 253, 387, 437, 473, 529, 627, 759, 817, 989, 1311, 1419, 1587, 1881, 2277, 2451, 2967, 3933, 4257, 4761, 4807, 5819, 7353, 8901, 8987, 10051, 10879, 14421, 17457, 18791, 22747, 26961, 30153, 32637, 43263, 52371, 56373, 68241, 80883, 90459, 97911, 110561, 169119, 204723, 206701, 250217, 331683, 432193, 620103, 750651, 995049, 1296579, 1860309, 2251953, 3889737, 4754123, 14262369, 42787107]

約数ペア:

[(1, 42787107), (3, 14262369), (9, 4754123), (11, 3889737), (19, 2251953), (23, 1860309), (33, 1296579), (43, 995049), (57, 750651), (69, 620103), (99, 432193), (129, 331683), (171, 250217), (207, 206701), (209, 204723), (253, 169119), (387, 110561), (437, 97911), (473, 90459), (529, 80883), (627, 68241), (759, 56373), (817, 52371), (989, 43263), (1311, 32637), (1419, 30153), (1587, 26961), (1881, 22747), (2277, 18791), (2451, 17457), (2967, 14421), (3933, 10879), (4257, 10051), (4761, 8987), (4807, 8901), (5819, 7353)]