890347976

素因数分解:

$2^3\times 7^1\times {\mathrm{491}}^1\times {\mathrm{32381}}^1$

素因数の和:32885

約数の個数: 32

約数和(自身を含む): 1911833280

約数和(自身を除く): 1021485304

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 491, 982, 1964, 3437, 3928, 6874, 13748, 27496, 32381, 64762, 129524, 226667, 259048, 453334, 906668, 1813336, 15899071, 31798142, 63596284, 111293497, 127192568, 222586994, 445173988, 890347976]

約数ペア:

[(1, 890347976), (2, 445173988), (4, 222586994), (7, 127192568), (8, 111293497), (14, 63596284), (28, 31798142), (56, 15899071), (491, 1813336), (982, 906668), (1964, 453334), (3437, 259048), (3928, 226667), (6874, 129524), (13748, 64762), (27496, 32381)]