263120268

素因数分解:

$2^2\times 3^1\times {\mathrm{43}}^1\times {\mathrm{419}}^1\times {\mathrm{1217}}^1$

素因数の和:1686

約数の個数: 48

約数和(自身を含む): 630241920

約数和(自身を除く): 367121652

約数列:

[1, 2, 3, 4, 6, 12, 43, 86, 129, 172, 258, 419, 516, 838, 1217, 1257, 1676, 2434, 2514, 3651, 4868, 5028, 7302, 14604, 18017, 36034, 52331, 54051, 72068, 104662, 108102, 156993, 209324, 216204, 313986, 509923, 627972, 1019846, 1529769, 2039692, 3059538, 6119076, 21926689, 43853378, 65780067, 87706756, 131560134, 263120268]

約数ペア:

[(1, 263120268), (2, 131560134), (3, 87706756), (4, 65780067), (6, 43853378), (12, 21926689), (43, 6119076), (86, 3059538), (129, 2039692), (172, 1529769), (258, 1019846), (419, 627972), (516, 509923), (838, 313986), (1217, 216204), (1257, 209324), (1676, 156993), (2434, 108102), (2514, 104662), (3651, 72068), (4868, 54051), (5028, 52331), (7302, 36034), (14604, 18017)]