1231235992

素因数分解:

$2^3\times 7^1\times {\mathrm{71}}^1\times {\mathrm{309667}}^1$

素因数の和:309751

約数の個数: 32

約数和(自身を含む): 2675531520

約数和(自身を除く): 1444295528

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 71, 142, 284, 497, 568, 994, 1988, 3976, 309667, 619334, 1238668, 2167669, 2477336, 4335338, 8670676, 17341352, 21986357, 43972714, 87945428, 153904499, 175890856, 307808998, 615617996, 1231235992]

約数ペア:

[(1, 1231235992), (2, 615617996), (4, 307808998), (7, 175890856), (8, 153904499), (14, 87945428), (28, 43972714), (56, 21986357), (71, 17341352), (142, 8670676), (284, 4335338), (497, 2477336), (568, 2167669), (994, 1238668), (1988, 619334), (3976, 309667)]