127984257

素因数分解:

$3^2\times {\mathrm{73}}^1\times {\mathrm{83}}^1\times {\mathrm{2347}}^1$

素因数の和:2509

約数の個数: 24

約数和(自身を含む): 189737184

約数和(自身を除く): 61752927

約数列:

[1, 3, 9, 73, 83, 219, 249, 657, 747, 2347, 6059, 7041, 18177, 21123, 54531, 171331, 194801, 513993, 584403, 1541979, 1753209, 14220473, 42661419, 127984257]

約数ペア:

[(1, 127984257), (3, 42661419), (9, 14220473), (73, 1753209), (83, 1541979), (219, 584403), (249, 513993), (657, 194801), (747, 171331), (2347, 54531), (6059, 21123), (7041, 18177)]