256419654

素因数分解:

$2^1\times 3^1\times {\mathrm{73}}^1\times {\mathrm{227}}^1\times {\mathrm{2579}}^1$

素因数の和:2884

約数の個数: 32

約数和(自身を含む): 522357120

約数和(自身を除く): 265937466

約数列:

[1, 2, 3, 6, 73, 146, 219, 227, 438, 454, 681, 1362, 2579, 5158, 7737, 15474, 16571, 33142, 49713, 99426, 188267, 376534, 564801, 585433, 1129602, 1170866, 1756299, 3512598, 42736609, 85473218, 128209827, 256419654]

約数ペア:

[(1, 256419654), (2, 128209827), (3, 85473218), (6, 42736609), (73, 3512598), (146, 1756299), (219, 1170866), (227, 1129602), (438, 585433), (454, 564801), (681, 376534), (1362, 188267), (2579, 99426), (5158, 49713), (7737, 33142), (15474, 16571)]