12780821964

素因数分解:

$2^2\times 3^1\times {\mathrm{199}}^1\times {\mathrm{613}}^1\times {\mathrm{8731}}^1$

素因数の和:9550

約数の個数: 48

約数和(自身を含む): 30024108800

約数和(自身を除く): 17243286836

約数列:

[1, 2, 3, 4, 6, 12, 199, 398, 597, 613, 796, 1194, 1226, 1839, 2388, 2452, 3678, 7356, 8731, 17462, 26193, 34924, 52386, 104772, 121987, 243974, 365961, 487948, 731922, 1463844, 1737469, 3474938, 5212407, 5352103, 6949876, 10424814, 10704206, 16056309, 20849628, 21408412, 32112618, 64225236, 1065068497, 2130136994, 3195205491, 4260273988, 6390410982, 12780821964]

約数ペア:

[(1, 12780821964), (2, 6390410982), (3, 4260273988), (4, 3195205491), (6, 2130136994), (12, 1065068497), (199, 64225236), (398, 32112618), (597, 21408412), (613, 20849628), (796, 16056309), (1194, 10704206), (1226, 10424814), (1839, 6949876), (2388, 5352103), (2452, 5212407), (3678, 3474938), (7356, 1737469), (8731, 1463844), (17462, 731922), (26193, 487948), (34924, 365961), (52386, 243974), (104772, 121987)]