266771419

素因数分解:

${\mathrm{19}}^2\times {\mathrm{53}}^1\times {\mathrm{73}}^1\times {\mathrm{191}}^1$

素因数の和:355

約数の個数: 24

約数和(自身を含む): 292315392

約数和(自身を除く): 25543973

約数列:

[1, 19, 53, 73, 191, 361, 1007, 1387, 3629, 3869, 10123, 13943, 19133, 26353, 68951, 73511, 192337, 264917, 738979, 1396709, 3654403, 5033423, 14040601, 266771419]

約数ペア:

[(1, 266771419), (19, 14040601), (53, 5033423), (73, 3654403), (191, 1396709), (361, 738979), (1007, 264917), (1387, 192337), (3629, 73511), (3869, 68951), (10123, 26353), (13943, 19133)]